{"id":3110,"date":"2023-10-07T09:59:34","date_gmt":"2023-10-07T01:59:34","guid":{"rendered":"https:\/\/maxtormetal.com\/?post_type=product&#038;p=3110"},"modified":"2026-09-24T22:37:22","modified_gmt":"2026-09-24T14:37:22","slug":"luoi-dao-cat","status":"publish","type":"product","link":"https:\/\/maxtormetal.com\/vi\/product\/shear-blade\/","title":{"rendered":"L\u01b0\u1ee1i c\u1eaft"},"content":{"rendered":"<h4>\u00a0<\/h4>\r\n<h2 data-sourcepos=\"1:1-1:30\">Dao c\u1eaft t\u1ea5m c\u00f4ng nghi\u1ec7p hi\u1ec7u su\u1ea5t cao (Dao c\u1eaft c\u1eaft bay &amp; Dao c\u1eaft guilhotina)<\/h2>\r\n<p>\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng cho qu\u00e1 tr\u00ecnh c\u1eaft t\u1ea5m v\u00e0 c\u1eaft x\u1ea3 b\u0103ng ch\u00ednh x\u00e1c \u1edf c\u1ea3 tr\u1ea1ng th\u00e1i ngu\u1ed9i v\u00e0 n\u00f3ng cho c\u00e1c lo\u1ea1i th\u00e9p t\u1ea5m, th\u00e9p l\u00e1. C\u00e1c c\u00f4ng c\u1ee5 n\u00e0y s\u1eed d\u1ee5ng khe h\u1edf c\u1eaft (clearance) \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 t\u1ea1o ra \u1ee9ng su\u1ea5t c\u1eaft v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n b\u1ec1n c\u1eaft c\u1ee7a v\u1eadt li\u1ec7u, gi\u00fap chia t\u00e1ch v\u1eadt li\u1ec7u m\u1ed9t modo ho\u00e0n h\u1ea3o: kh\u00f4ng ba-via, kh\u00f4ng t\u1ea1o v\u1ee5n s\u1ee9t m\u1ebb v\u00e0 kh\u00f4ng \u0111\u1ec3 l\u1ea1i v\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t (HAZ).<\/p>\r\n<table style=\"height: 612px;\" width=\"963\">\r\n<tbody>\r\n<tr>\r\n<td width=\"208\">\r\n<p><strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p><strong>Cold Shearing Specification<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p><strong>Heavy-Duty \/ Hot Shearing Specification<\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td width=\"208\">\r\n<p><strong>V\u1eadt li\u1ec7u th\u00f4ng th\u01b0\u1eddng<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>D2 (1.2379), SKD11<\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>H13 (1.2344), S7<\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td width=\"208\">\r\n<p><strong>\u0110\u1ed9 c\u1ee9ng (HRC)<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>58 \u2013 62<\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>48 \u2013 58 (Application dependent)<\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td width=\"208\">\r\n<p><strong>Straightness<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>&lt; 0.02 mm\/m<\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>&lt; 0.05 mm\/m<\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td width=\"208\">\r\n<p><strong>S\u1ef1 song song<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>&lt; 0.015 mm<\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>&lt; 0.030 mm<\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td width=\"208\">\r\n<p><strong>Edge Finish (Ra)<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>&lt; 0.8 \u00b5m (Fine Ground)<\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>&lt; 1.2 \u00b5m<\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td width=\"208\">\r\n<p><strong>Compatible Machines<\/strong><\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>Amada, Cincinnati, Bystronic, LVD, Durma<\/p>\r\n<\/td>\r\n<td width=\"208\">\r\n<p>Custom Flying Shears, Scrap Shears<\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<hr \/>\r\n<h2 data-sourcepos=\"5:1-5:40\">T\u1ed5ng quan k\u1ef9 thu\u1eadt v\u1ec1 dao c\u1eaft c\u00f4ng nghi\u1ec7p: C\u01a1 h\u1ecdc c\u1ee7a qu\u00e1 tr\u00ecnh c\u1eaft (Shearing)<\/h2>\r\n<p>Industrial shearing is a complex mechanical process that involves the plastic deformation and subsequent fracture of metal through the application of opposing shear forces. Unlike thermal cutting methods, shear blades provide \u201ccold processing,\u201d which preserves the metallurgical characteristics of the material edges.<\/p>\r\n<h3>2.1 The Shearing Mechanism<\/h3>\r\n<p>The process is initiated as the upper blade descends, creating a localized stress field. When the stress exceeds the material\u2019s ultimate shear strength, fracture occurs. The quality of this fracture is governed by the \u201cBlade Clearance\u201d (Gap Management). In engineering terms, this clearance typically ranges from 5% to 10% of the material thickness, depending on the material\u2019s hardness.<\/p>\r\n<h3>2.2 Wear Dynamics<\/h3>\r\n<p>Blade wear manifests in three primary stages:<\/p>\r\n<ol>\r\n<li><strong>Initial Bedding-in:<\/strong> Rapid wear of microscopic grinding peaks.<\/li>\r\n<li><strong>Steady State Wear:<\/strong> Gradual blunting of the cutting edge radius.<\/li>\r\n<li><strong>Catastrophic Failure:<\/strong> Micro-chipping occurs when the edge radius exceeds critical limits (typically &gt;0.2mm), leading to increased cutting force and thermal load.<\/li>\r\n<\/ol>\r\n<hr \/>\r\n<h2>\u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p c\u1ee7a dao c\u1eaft t\u1ea5m: Ph\u00e2n t\u00edch theo t\u1eebng ng\u00e0nh h\u00e0ng<\/h2>\r\n<p>Shear blades are vital across diverse sectors, each presenting unique engineering constraints:<\/p>\r\n<ul>\r\n<li><strong>Automotive Manufacturing:<\/strong> Cutting High-Strength Low-Alloy (HSLA) steel. This requires blades with extreme toughness to resist the high tensile forces of modern automotive panels. For AHSS and UHSS lines where edge-wear stability and changeover frequency drive TCO, tungsten carbide inlaid shear blades offer a measurable life multiplier \u2014 see the\u00a0<a href=\"https:\/\/maxtormetal.com\/vi\/tungsten-carbide-inlaid-shear-blades-ahss-roi-guide\/\" target=\"_blank\" rel=\"noopener\"><u><strong><em>Tungsten Carbide Inlaid Shear Blades ROI Guide for AHSS<\/em><\/strong><\/u><\/a>\u00a0for a full cost-per-meter model.<br \/><br \/><\/li>\r\n<li><strong>Shipbuilding Industry:<\/strong> Processing heavy plates. H13 or S7 materials are prioritized here for their impact resistance.<br \/><br \/><\/li>\r\n<li><strong>Steel Service Centers:<\/strong> High-volume cold-rolled steel (CRS) shearing. Precision and edge life consistency are the primary KPIs.<br \/><br \/><\/li>\r\n<li><strong>Construction &amp; Structural Steel:<\/strong> Guillotine shearing of rebar and structural sections. Focuses on the \u201c4-edge reversible\u201d design to minimize downtime.<br \/><br \/><\/li>\r\n<li><strong>Aerospace &amp; Non-Ferrous Processing:<\/strong> Shearing aluminum and copper. Requires high surface finish (Ra &lt;0.8\u00b5m) to prevent \u201csticking\u201d or material adhesion (galling).<\/li>\r\n<li><strong>T\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u Metal:<\/strong> Utilizing S7 blades for irregular, high-impact loads where resistance to catastrophic fracture is critical.<\/li>\r\n<\/ul>\r\n<hr \/>\r\n<h2 data-sourcepos=\"32:1-32:28\">C\u00e1c s\u1ef1 c\u1ed1 h\u01b0 h\u1ecfng th\u01b0\u1eddng g\u1eb7p c\u1ee7a dao c\u1eaft c\u00f4ng nghi\u1ec7p &amp; Gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt<\/h2>\r\n<ol>\r\n<li><strong>Problem: Micro-Chipping at the Edge.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Excessive hardness or insufficient blade clearance.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Introduce Cryogenic Treatment to stabilize the martensitic structure and reduce internal stress. When chipping persists after corrective action, reading the fracture surface distinguishes fatigue-driven chipping (clearance or grinding errors) from impact-driven chipping (hardness or overload) \u2014 the two modes require completely different fixes. See the <strong><em><a href=\"https:\/\/maxtormetal.com\/vi\/shear-blade-edge-chipping-root-cause-fractography-guide\/\" target=\"_blank\" rel=\"noopener\">Shear Blade Edge Chipping Root Cause Analysis: Fractography and Decision Tree<\/a><\/em><\/strong> for the shop-floor diagnostic workflow.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Excessive Burr Formation.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Blade blunting or excessive clearance (gap &gt;10% of plate thickness).<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Implement a 4-edge reversible design and strictly monitor the edge radius; regrind when the radius reaches 0.2mm. For the complete rotation decision framework \u2014 including burr-threshold bands by material and shift-level inspection cadence \u2014 see the <em><strong><a class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/maxtormetal.com\/vi\/4-edge-reversible-blade-rotation-schedule-regrind-criteria\/\" target=\"_blank\" rel=\"noopener\">4-Edge Reversible Blade Rotation Schedule and Regrind Criteria SOP<\/a><\/strong><\/em>.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Slanted\/Incline Cut Edges.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Lack of blade rigidity or non-planar installation surfaces.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Use a dial indicator to verify parallelism across the entire length (ends and middle) during installation.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Thermal Cracking (Heat Checking).<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> High-speed continuous shearing generating friction heat.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Apply TiN or TiAlN coatings to reduce the friction coefficient and manage heat dissipation.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Premature Edge Blunting in Stainless Steel.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Work hardening of 304\/316 grades.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Select D2 or SKD11 materials with high carbon and chromium for maximum abrasion resistance.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Catastrophic Blade Fracture.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Using high-hardness blades (HRC 60+) for heavy plates or scrap.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Switch to S7 or H13 grades with hardness reduced to HRC 48-54 to prioritize toughness.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: \u201cGhost\u201d Burrs on Non-Ferrous Metals.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Material adhesion to the blade surface.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Bright chrome plating to increase surface lubricity and prevent \u201csticking\u201d.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Dimensional Distortion Post-Regrind.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Grinding burns causing localized softening.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Mandatory fine grinding with adequate coolant; ensure no visible grinding burns. Additionally, thickness reduction from each regrind cycle must be documented and compensated with a precision shim stack to restore blade overlap \u2014 see the <a href=\"https:\/\/maxtormetal.com\/vi\/regrinding-thickness-reduction-compensation-shim-guide\/\" target=\"_blank\" rel=\"noopener\"><em><strong>Regrinding Thickness Reduction Compensation Shim Guide<\/strong><\/em><\/a> for the calculation procedure.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Blade Walking\/Shifting.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Poor bolt-hole compatibility.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Standardize hole positions during the CAD\/CAM phase for 100% compatibility with OEM machines.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Problem: Stress Fractures in Multi-Segment Blades.<\/strong>\r\n<ul>\r\n<li><strong>Nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> Uneven load distribution between segment joints.<\/li>\r\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Precision grinding of segments as a matched set to ensure uniform height and parallelism.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ol>\r\n<p data-sourcepos=\"34:1-34:174\">\u00a0<\/p>\r\n<hr \/>\r\n<h2>5.H\u01b0\u1edbng d\u1eabn K\u1ef9 thu\u1eadt V\u1eadt li\u1ec7u<\/h2>\r\n<ol>\r\n<li>\r\n<p>Material selection is based on the \u201cWear Resistance vs. Toughness\u201d trade-off:<\/p>\r\n<ul>\r\n<li><strong>D2 (1.2379) \/ SKD11:<\/strong> The \u201cGeneral Purpose\u201d standard. High carbon and high chromium provide excellent wear resistance for sheets &lt;6mm. When D2 and SKD11 deliver overlapping performance on paper but diverge in field results, the differentiator is usually carbide microstructure and melt practice \u2014 the full selection framework is covered in the <em><strong><a href=\"https:\/\/maxtormetal.com\/vi\/d2-vs-skd11-tool-steel-shearing-blades-selection-guide\/\" target=\"_blank\" rel=\"noopener\">D2 vs SKD11 tool steel selection guide for shearing blades<\/a><\/strong><\/em>. When standard D2 life becomes the throughput constraint on AHSS lines, a carbide-inlaid construction can extend edge stability \u2014 the economics and pilot benchmark data are covered in the <strong><em><a href=\"https:\/\/maxtormetal.com\/vi\/tungsten-carbide-inlaid-shear-blades-ahss-roi-guide\/\" target=\"_blank\" rel=\"noopener\"><u>Tungsten Carbide Inlaid Shear Blades ROI Guide<\/u><\/a><\/em><\/strong>.<\/li>\r\n<li><strong>H13 (1.2344):<\/strong> The \u201cHeavy-Duty\u201d choice. Exceptional hot-hardness and impact toughness for plates &gt;12mm or hot shearing.\u00a0\u00a0<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ol>\r\n<ul>\r\n<li style=\"list-style-type: none;\">\r\n<ul>\r\n<li><strong>S7:<\/strong> The \u201cHigh-Impact\u201d grade. Specifically designed for scrap recycling and heavy-duty demolition where fracture resistance is the absolute priority.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<hr \/>\r\n<h2>X\u1eed l\u00fd nhi\u1ec7t &amp; Nguy\u00ean l\u00fd ki\u1ec3m so\u00e1t \u0111\u1ed9 c\u1ee9ng<\/h2>\r\n<p>The performance of a shear blade is determined in the vacuum furnace.<\/p>\r\n<ul>\r\n<li><strong>Vacuum Heat Treatment:<\/strong> Ensures uniform hardness depth and minimal dimensional distortion.<br \/><br \/><\/li>\r\n<li><strong>Hardness Customization:<\/strong>\r\n<ul>\r\n<li><strong>Cold Shearing:<\/strong> HRC 58-62 for precision and verticality.<br \/><br \/><\/li>\r\n<li><strong>Medium\/High Strength:<\/strong> HRC 54-58 for a balance of toughness.<br \/><br \/><\/li>\r\n<li><strong>Scrap\/Heavy Impact:<\/strong> HRC 48-54 to prevent catastrophic fracture.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<ul>\r\n<li><strong>Ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u tr\u1ecb \u0111\u00f4ng l\u1ea1nh:<\/strong> Converts retained austenite to martensite, increasing wear resistance and dimensional stability by 20%-50%.<\/li>\r\n<\/ul>\r\n<hr \/>\r\n<h2>7.H\u00ecnh h\u1ecdc Dao &amp; K\u1ef9 thu\u1eadt L\u01b0\u1ee1i c\u1eaft<\/h2>\r\n<ul>\r\n<li><strong>Blade Clearance Management:<\/strong> Essential for cut quality. Recommended gap is 5%-10% of material thickness.<br \/><br \/><\/li>\r\n<li><strong>Edge Design:<\/strong> H\u1ea7u h\u1ebft c\u00e1c l\u01b0\u1ee1i dao s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf \u0111\u1ea3o chi\u1ec1u 4 c\u1ea1nh \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a tu\u1ed5i th\u1ecd gi\u1eefa c\u00e1c l\u1ea7n m\u00e0i l\u1ea1i. Nh\u1eadt k\u00fd xoay v\u00f2ng chi ti\u1ebft v\u00e0 c\u00e1c ti\u00eau ch\u00ed k\u00edch ho\u1ea1t m\u00e0i l\u1ea1i d\u1ef1a tr\u00ean \u0111o l\u01b0\u1eddng th\u1ef1c t\u1ebf cho l\u01b0\u1ee1i dao 4 c\u1ea1nh \u0111\u01b0\u1ee3c ghi nh\u1eadn trong <a class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/maxtormetal.com\/vi\/4-edge-reversible-blade-rotation-schedule-regrind-criteria\/\" target=\"_blank\" rel=\"noopener\"><strong><em>Quy tr\u00ecnh v\u1eadn h\u00e0nh ti\u00eau chu\u1ea9n (SOP) v\u1ec1 L\u1ecbch xoay v\u00f2ng v\u00e0 Ti\u00eau ch\u00ed m\u00e0i l\u1ea1i l\u01b0\u1ee1i dao 4 c\u1ea1nh<\/em><\/strong><\/a>.<br \/><br \/><\/li>\r\n<li><strong>\u0110\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t:<\/strong> C\u00e1c c\u1ea1nh l\u01b0\u1ee1i dao ph\u1ea3i \u0111\u01b0\u1ee3c m\u00e0i tinh \u0111\u1ea1t \u0111\u1ed9 nh\u00e1m Ra &lt;0.8\u00b5m \u0111\u1ec3 ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng m\u1ebb vi m\u00f4 ban \u0111\u1ea7u.<\/li>\r\n<\/ul>\r\n<hr \/>\r\n<h2>8.Quy tr\u00ecnh S\u1ea3n xu\u1ea5t &amp; Ki\u1ec3m tra Ch\u1ea5t l\u01b0\u1ee3ng<\/h2>\r\n<ol>\r\n<li><strong>Ngu\u1ed3n cung \u1ee9ng v\u1eadt li\u1ec7u:<\/strong> Th\u00e9p h\u1ee3p kim \u0111\u1ed9 tinh khi\u1ebft cao (D2, H13, S7).<\/li>\r\n<li><strong>Gia c\u00f4ng c\u01a1 kh\u00ed:<\/strong> Phay CNC c\u00e1c l\u1ed7 l\u1eafp v\u00e0 h\u1ed1c \u0111\u1ecbnh v\u1ecb \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ho\u00e0n h\u1ea3o v\u1edbi thi\u1ebft b\u1ecb OEM.<br \/><br \/><\/li>\r\n<li><strong>Nhi\u1ec7t luy\u1ec7n ch\u00e2n kh\u00f4ng &amp; X\u1eed l\u00fd \u0111\u00f4ng l\u1ea1nh s\u00e2u (Cryogenic):<\/strong> \u0110\u1ea3m b\u1ea3o \u0111\u1ed9 c\u1ee9ng l\u00f5i v\u00e0 \u1ed5n \u0111\u1ecbnh c\u1ea5u tr\u00fac v\u1eadt li\u1ec7u.<br \/><br \/><\/li>\r\n<li><strong>M\u00e0i tinh:<\/strong> Gia c\u00f4ng tinh ch\u00ednh x\u00e1c c\u00e1c b\u1ec1 m\u1eb7t c\u1eaft v\u00e0 m\u1eb7t ph\u1eb3ng l\u1eafp \u0111\u1eb7t. \u0110\u1ed9 hao h\u1ee5t chi\u1ec1u d\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c b\u00f9 b\u1eb1ng b\u1ed9 t\u1ea5m \u0111\u1ec7m (shim) \u0111\u00e3 hi\u1ec7u chu\u1ea9n \u2014 tham kh\u1ea3o <a href=\"https:\/\/maxtormetal.com\/vi\/regrinding-thickness-reduction-compensation-shim-guide\/\" target=\"_blank\" rel=\"noopener\"><em><strong>H\u01b0\u1edbng d\u1eabn b\u00f9 hao h\u1ee5t chi\u1ec1u d\u00e0y do m\u00e0i l\u1ea1i<\/strong><\/em><\/a>.<br \/><br \/><\/li>\r\n<li><strong>\u0110i\u1ec1u tra:<\/strong>\r\n<ul>\r\n<li><strong>\u0110\u1ed9 th\u1eb3ng:<\/strong> Ki\u1ec3m tra \u0111\u1ea1t &lt; 0.02mm\/m.<br \/><br \/><\/li>\r\n<li><strong>\u0110\u1ed9 song song:<\/strong> Ki\u1ec3m tra \u0111\u1ea1t &lt; 0.015mm.<br \/><br \/><\/li>\r\n<li><strong>\u0110o b\u1ea3n \u0111\u1ed3 \u0111\u1ed9 c\u1ee9ng (Hardness Mapping):<\/strong> \u0110\u1ea3m b\u1ea3o \u0111\u1ed9 c\u1ee9ng \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i l\u01b0\u1ee1i dao.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ol>\r\n<hr \/>\r\n<h2>Nghi\u00ean c\u1ee9u t\u00ecnh hu\u1ed1ng (Case Studies): Nh\u1eefng c\u1ea3i ti\u1ebfn c\u00f3 th\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng<\/h2>\r\n<ul>\r\n<li><strong>Case study 1: C\u1eaft t\u00f4n HSLA ng\u00e0nh \u00f4 t\u00f4:<\/strong> Nh\u1edd chuy\u1ec3n \u0111\u1ed5i t\u1eeb th\u00e9p D2 ti\u00eau chu\u1ea9n sang D2 x\u1eed l\u00fd \u0111\u00f4ng l\u1ea1nh (Cryogenic), m\u1ed9t kh\u00e1ch h\u00e0ng \u0111\u00e3 gi\u1ea3m \u0111\u01b0\u1ee3c 40% s\u1ef1 c\u1ed1 m\u1ebb c\u1ea1nh v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd l\u01b0\u1ee1i dao th\u00eam 30%.<br \/><br \/><\/li>\r\n<li><strong>Case study 2: Trung t\u00e2m gia c\u00f4ng th\u00e9p t\u1ea5m (Steel Service Center):<\/strong> Vi\u1ec7c \u00e1p d\u1ee5ng nghi\u00eam ng\u1eb7t l\u1ecbch tr\u00ecnh m\u00e0i l\u1ea1i khi \u201cb\u00e1n k\u00ednh m\u00f2n \u0111\u1ea1t 0.2mm\u201d v\u00e0 hi\u1ec7u chu\u1ea9n \u0111\u1ed9 song song (0.015mm) \u0111\u00e3 gi\u00fap gi\u1ea3m 50% t\u1ef7 l\u1ec7 l\u1ed7i do bavia.<br \/><br \/><\/li>\r\n<\/ul>\r\n<hr \/>\r\n<h2>M\u1ee5c FAQ (Gi\u1ea3i \u0111\u00e1p chuy\u00ean s\u00e2u cho ng\u00e0nh c\u00f4ng nghi\u1ec7p)<\/h2>\r\n<ol>\r\n<li><strong>Q: Khi n\u00e0o t\u00f4i n\u00ean m\u00e0i l\u1ea1i l\u01b0\u1ee1i dao m\u00e1y c\u1eaft t\u00f4n?<\/strong>\r\n<ul>\r\n<li>A: Khi b\u00e1n k\u00ednh bo tr\u00f2n c\u1ee7a c\u1ea1nh c\u1eaft \u0111\u1ea1t 0.2mm ho\u1eb7c chi\u1ec1u cao bavia v\u01b0\u1ee3t qu\u00e1 dung sai cho ph\u00e9p c\u1ee7a b\u1ea3n v\u1ebd.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: T\u1ea1i sao n\u00ean s\u1eed d\u1ee5ng th\u00e9p H13 cho \u1ee9ng d\u1ee5ng c\u1eaft n\u00f3ng thay v\u00ec D2?<\/strong>\r\n<ul>\r\n<li>A: Th\u00e9p H13 duy tr\u00ec \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ee9ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao (\u0111\u1ed9 c\u1ee9ng n\u00f3ng), trong khi D2 s\u1ebd b\u1ecb m\u1ec1m \u0111i.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: Khe h\u1edf l\u01b0\u1ee1i dao t\u1ed1i \u01b0u khi c\u1eaft th\u00e9p cacbon th\u1ea5p (mild steel) d\u00e0y 10mm l\u00e0 bao nhi\u00eau?<\/strong>\r\n<ul>\r\n<li>A: T\u1eeb 0.5mm \u0111\u1ebfn 1.0mm (t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 5%-10% chi\u1ec1u d\u00e0y t\u1ea5m).<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: C\u00f4ng ngh\u1ec7 x\u1eed l\u00fd \u0111\u00f4ng l\u1ea1nh s\u00e2u (cryogenic) c\u00f3 th\u1ef1c s\u1ef1 hi\u1ec7u qu\u1ea3 kh\u00f4ng?<\/strong>\r\n<ul>\r\n<li>A: C\u00f3, qu\u00e1 tr\u00ecnh n\u00e0y gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n l\u00ean t\u1edbi 50% nh\u1edd chuy\u1ec3n h\u00f3a l\u01b0\u1ee3ng austenite d\u01b0 th\u00e0nh martensite.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng \u201cb\u1ebft d\u00ednh\u201d v\u1eadt li\u1ec7u khi c\u1eaft nh\u00f4m?<\/strong>\r\n<ul>\r\n<li>A: H\u00e3y s\u1eed d\u1ee5ng l\u01b0\u1ee1i dao c\u00f3 l\u1edbp ph\u1ee7 crom b\u00f3ng ho\u1eb7c c\u00f3 \u0111\u1ed9 b\u00f3ng b\u1ec1 m\u1eb7t cao h\u01a1n (Ra &lt;0.4\u00b5m).<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng th\u00e9p S7 \u0111\u1ec3 c\u1eaft inox (th\u00e9p kh\u00f4ng g\u1ec9) t\u1ea5m m\u1ecfng kh\u00f4ng?<\/strong>\r\n<ul>\r\n<li>A: Kh\u00f4ng. Th\u00e9p S7 kh\u00f4ng \u0111\u1ee7 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n (\u0111\u1ed9 c\u1ee9ng) c\u1ea7n thi\u1ebft cho inox m\u1ecfng; th\u00e9p D2 l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u h\u01a1n.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: \u201cGia c\u00f4ng ngu\u1ed9i\u201d trong qu\u00e1 tr\u00ecnh c\u1eaft s\u1ea5n l\u00e0 g\u00ec?<\/strong>\r\n<ul>\r\n<li>A: \u0110\u00f3 l\u00e0 qu\u00e1 tr\u00ecnh ph\u00e2n t\u00e1ch c\u01a1 h\u1ecdc kh\u00f4ng t\u1ea1o ra V\u00f9ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t (HAZ), gi\u00fap b\u1ea3o to\u00e0n c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: \u0110\u1ed9 th\u1eb3ng c\u1ee7a l\u01b0\u1ee1i dao d\u00e0i 4 m\u00e9t quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o?<\/strong>\r\n<ul>\r\n<li>A: C\u1ef1c k\u1ef3 quan tr\u1ecdng. \u0110\u1ed9 l\u1ec7ch &gt;0,02mm\/m s\u1ebd g\u00e2y ra vi\u1ec7c thi\u1ebft l\u1eadp khe h\u1edf kh\u00f4ng \u0111\u1ec1u v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng v\u1ebft c\u1eaft k\u00e9m.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: T\u1ea1i sao l\u01b0\u1ee1i dao c\u1ee7a t\u00f4i l\u1ea1i b\u1ecb m\u1ebb \u1edf c\u00e1c g\u00f3c?<\/strong>\r\n<ul>\r\n<li>A: \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng cho th\u1ea5y m\u1eb7t ph\u1eb3ng l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u1ec1u ho\u1eb7c c\u00e1c ph\u00e2n \u0111o\u1ea1n b\u1ecb si\u1ebft qu\u00e1 ch\u1eb7t.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: Nhi\u1ec7t luy\u1ec7n ch\u00e2n kh\u00f4ng c\u00f3 t\u1ed1t h\u01a1n b\u1ec3 mu\u1ed1i truy\u1ec1n th\u1ed1ng kh\u00f4ng?<\/strong>\r\n<ul>\r\n<li>A: C\u00f3, n\u00f3 mang l\u1ea1i kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t v\u01b0\u1ee3t tr\u1ed9i \u0111\u1ed1i v\u1edbi t\u00ednh \u0111\u1ed3ng nh\u1ea5t c\u1ee7a \u0111\u1ed9 c\u1ee9ng v\u00e0 s\u1ef1 tho\u00e1t cacbon b\u1ec1 m\u1eb7t.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: Nh\u1eefng v\u1eadt li\u1ec7u n\u00e0o y\u00eau c\u1ea7u l\u1ef1c c\u1eaft l\u1edbn h\u01a1n?<\/strong>\r\n<ul>\r\n<li>A: Th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 h\u1ee3p kim HSLA.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: M\u1ed9t b\u1ed9 l\u01b0\u1ee1i dao c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u1ecdi \u0111\u1ed9 d\u00e0y kh\u00f4ng?<\/strong>\r\n<ul>\r\n<li>A: Kh\u00f4ng. Khe h\u1edf l\u01b0\u1ee1i dao B\u1eaeT BU\u1ed8C ph\u1ea3i \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh theo t\u1eebng \u0111\u1ed9 d\u00e0y.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: L\u1ee3i \u00edch c\u1ee7a l\u01b0\u1ee1i dao \u0111\u1ea3o m\u1eb7t 4 c\u1ea1nh l\u00e0 g\u00ec?<\/strong>\r\n<ul>\r\n<li>A: N\u00f3 cung c\u1ea5p b\u1ed1n c\u1ea1nh c\u1eaft c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng, gi\u00fap gi\u1ea3m chi ph\u00ed cho m\u1ed7i l\u1ea7n c\u1eaft v\u00e0 th\u1eddi gian d\u1eebng m\u00e1y.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: T\u1ea1i sao m\u00e1y c\u1eaft c\u1ee7a t\u00f4i l\u1ea1i \u0111\u1ec3 l\u1ea1i m\u00e9p c\u1eaft b\u1ecb \u201cd\u1eadp\u201d?<\/strong>\r\n<ul>\r\n<li>A: \u0110\u00e2y l\u00e0 tri\u1ec7u ch\u1ee9ng c\u1ee7a khe h\u1edf l\u01b0\u1ee1i qu\u00e1 l\u1edbn.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<li><strong>Q: How does parallelism affect blade life?<\/strong>\r\n<ul>\r\n<li>A: Poor parallelism leads to localized high-pressure zones, causing premature chipping.<br \/><br \/><\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ol>\r\n<hr \/>\r\n<p><span style=\"vertical-align: inherit;\">\" <\/span><em><span style=\"color: #ff9900;\"><strong><a style=\"color: #ff9900;\" href=\"https:\/\/maxtormetal.com\/vi\/contact\/\" target=\"_blank\" rel=\"noopener\"><span style=\"vertical-align: inherit;\">Ch\u00e0o m\u1eebng b\u1ea1n \u0111\u1ebfn \u0111\u1ec3 h\u1ecfi!<\/span><\/a><\/strong><\/span><\/em><\/p>\r\n<p><span style=\"vertical-align: inherit;\">N\u1ebfu b\u1ea1n kh\u00f4ng t\u00ecm th\u1ea5y l\u01b0\u1ee1i dao c\u1eaft m\u00ecnh \u0111ang t\u00ecm ki\u1ebfm, ch\u00fang t\u00f4i c\u0169ng c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh n\u00f3, h\u00e3y xem m\u1ee5c \u201c <\/span><a href=\"https:\/\/maxtormetal.com\/vi\/custom-blades\/\"><span style=\"color: #ff9900;\"><em><strong><span style=\"vertical-align: inherit;\">L\u01b0\u1ee1i Dao T\u00f9y Ch\u1ec9nh<\/span><\/strong><\/em><\/span><\/a><span style=\"vertical-align: inherit;\"> \u201d c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 t\u00ecm hi\u1ec3u c\u00e1ch th\u1ef1c hi\u1ec7n!<\/span><\/p>\r\n<h4><span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/maxtormetal.com\/vi\/brochures\/\" target=\"_blank\" rel=\"noopener\"><strong><em><span style=\"vertical-align: inherit;\">M\u1edf T\u00e0i Li\u1ec7u Qu\u1ea3ng C\u00e1o<\/span><\/em><\/strong><\/a><\/span><\/h4>\r\n<hr \/>\r\n<h2><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Tr\u01b0ng B\u00e0y L\u01b0\u1ee1i Dao C\u1eaft:<\/span><\/span><\/h2>\r\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4807\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade5-\u526f\u672c11.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"725\" height=\"453\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade5-\u526f\u672c11.jpg 749w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade5-\u526f\u672c11-300x187.jpg 300w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade5-\u526f\u672c11-18x12.jpg 18w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade5-\u526f\u672c11-600x375.jpg 600w\" sizes=\"(max-width: 725px) 100vw, 725px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4803\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"721\" height=\"501\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211.jpg 800w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-300x209.jpg 300w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-768x534.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-18x12.jpg 18w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-600x417.jpg 600w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4806\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"722\" height=\"541\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211.jpg 800w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-300x209.jpg 300w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-768x534.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-18x12.jpg 18w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/shearing-blade211-600x417.jpg 600w\" sizes=\"(max-width: 722px) 100vw, 722px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5679 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife6.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"722\" height=\"672\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife6.jpg 722w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife6-300x279.jpg 300w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife6-13x12.jpg 13w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife6-600x558.jpg 600w\" sizes=\"(max-width: 722px) 100vw, 722px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5680 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife7.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"720\" height=\"896\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife7.jpg 720w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife7-241x300.jpg 241w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife7-10x12.jpg 10w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife7-600x747.jpg 600w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5681 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife8.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"768\" height=\"1024\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife8.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife8-225x300.jpg 225w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife8-9x12.jpg 9w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife8-600x800.jpg 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5682 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife9.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"768\" height=\"1024\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife9.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife9-225x300.jpg 225w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife9-9x12.jpg 9w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife9-600x800.jpg 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5683 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife10.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"768\" height=\"1024\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife10.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife10-225x300.jpg 225w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife10-9x12.jpg 9w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife10-600x800.jpg 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5684 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife11.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"768\" height=\"1024\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife11.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife11-225x300.jpg 225w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife11-9x12.jpg 9w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife11-600x800.jpg 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5685 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife12.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"768\" height=\"1024\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife12.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife12-225x300.jpg 225w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife12-9x12.jpg 9w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife12-600x800.jpg 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5686 size-full\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife13.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"720\" height=\"796\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife13.jpg 720w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife13-271x300.jpg 271w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife13-11x12.jpg 11w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2023\/10\/cutting-blade-knife13-600x663.jpg 600w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5675\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife.jpg\" alt=\"L\u01b0\u1ee1i dao c\u1eaft, l\u01b0\u1ee1i m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft ngu\u1ed9i, l\u01b0\u1ee1i c\u1eaft, l\u01b0\u1ee1i dao guillotine, dao c\u1eaft guillotine, l\u01b0\u1ee1i c\u1eaft th\u1eb3ng, l\u01b0\u1ee1i dao m\u00e1y c\u1eaft, l\u01b0\u1ee1i c\u1eaft kim lo\u1ea1i\" width=\"724\" height=\"724\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife.jpg 1000w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife-300x300.jpg 300w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife-150x150.jpg 150w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife-768x768.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife-12x12.jpg 12w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife-600x600.jpg 600w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Corrugated-Cardboard-Cutting-Knife-100x100.jpg 100w\" sizes=\"(max-width: 724px) 100vw, 724px\" \/> \u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5669\" src=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades.jpg\" alt=\"L\u01b0\u1ee1i dao m\u00e1y c\u1eaft gi\u1eadt\" width=\"982\" height=\"982\" srcset=\"https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades.jpg 1000w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades-300x300.jpg 300w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades-150x150.jpg 150w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades-768x768.jpg 768w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades-12x12.jpg 12w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades-600x600.jpg 600w, https:\/\/maxtormetal.com\/wp-content\/uploads\/2025\/01\/Extra-Long-Paper-Cutting-Blades-100x100.jpg 100w\" sizes=\"(max-width: 982px) 100vw, 982px\" \/><\/p>\r\n<hr \/>\r\n<h2><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">Video:<\/span><\/span><\/h2>\r\n<p><iframe loading=\"lazy\" title=\"Dao M\u00e1y C\u1eaft T\u1ea5m Kim Lo\u1ea1i\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/NBHlVTps0KU?feature=oembed&#038;enablejsapi=1&#038;origin=https:\/\/maxtormetal.com\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\r\n<hr \/>\r\n<h2><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">B\u00e0i Vi\u1ebft Li\u00ean Quan:<\/span><\/span><\/h2>\r\n<ol>\r\n<li>\r\n<h4>\u00a0<a href=\"https:\/\/maxtormetal.com\/vi\/guillotine-shears-swing-beam-shears-metal-shearing-blades-knife\/\" target=\"_blank\" rel=\"noopener\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">L\u1ef1a Ch\u1ecdn Gi\u1eefa M\u00e1y C\u1eaft Guillotine v\u00e0 M\u00e1y C\u1eaft D\u1ea7m \u0110ung \u0110\u01b0a: M\u1ed9t Ph\u00e2n T\u00edch So S\u00e1nh To\u00e0n Di\u1ec7n<\/span><\/span><\/a><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\"> ;<\/span><\/span><\/h4>\r\n<\/li>\r\n<li>\r\n<h4 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/maxtormetal.com\/vi\/choose-swing-beam-shears-guillotine-shears-adjust-shearing-blade-gap\/\" target=\"_blank\" rel=\"noopener\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">\u00a0L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn m\u00e1y c\u1eaft: M\u00e1y c\u1eaft d\u1ea7m xoay hay M\u00e1y c\u1eaft Guillotine? V\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh khe h\u1edf l\u01b0\u1ee1i dao c\u1eaft?<\/span><\/span><\/a><\/h4>\r\n<\/li>\r\n<li>\r\n<h4 class=\"elementor-heading-title elementor-size-default\">\u00a0<a href=\"https:\/\/maxtormetal.com\/vi\/can-shear-blades-be-resharpened-and-how\/\" target=\"_blank\" rel=\"noopener\"><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\">L\u01b0\u1ee1i dao c\u1eaft c\u00f3 th\u1ec3 m\u00e0i l\u1ea1i \u0111\u01b0\u1ee3c kh\u00f4ng? V\u00e0 l\u00e0m th\u1ebf n\u00e0o?<\/span><\/span><\/a><\/h4>\r\n<\/li>\r\n<li>\r\n<h4 class=\"elementor-post__title\"><a href=\"https:\/\/maxtormetal.com\/vi\/coated-shear-blades-reduce-friction-galling-edge-integrity\/\" target=\"&quot;_blank&quot;\" rel=\"noopener\">L\u00e0m Ch\u1ee7 L\u01b0\u1ee1i Dao C\u1eaft X\u00e9n C\u00f3 L\u1edbp Ph\u1ee7: Gi\u1ea3m Ma S\u00e1t, Ng\u0103n Ng\u1eeba Tr\u1ea7y X\u01b0\u1edbc v\u00e0 T\u0103ng C\u01b0\u1eddng \u0110\u1ed9 B\u1ec1n C\u1ea1nh Dao<\/a><\/h4>\r\n<\/li>\r\n<li>\r\n<h4 class=\"elementor-post__title\"><a href=\"https:\/\/maxtormetal.com\/vi\/shear-blades-for-stainless-steel-materials-geometry-guide\/\" target=\"&quot;_blank&quot;\" rel=\"noopener\">H\u01b0\u1edbng D\u1eabn Chi Ti\u1ebft V\u1ec1 L\u01b0\u1ee1i Dao C\u1eaft X\u00e9n cho Th\u00e9p Kh\u00f4ng G\u1ec9: V\u1eadt Li\u1ec7u v\u00e0 H\u00ecnh H\u1ecdc cho V\u1ebft C\u1eaft Ch\u1ea5t L\u01b0\u1ee3ng Cao<\/a><\/h4>\r\n<\/li>\r\n<\/ol><p>&nbsp;<\/p>\r\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>\u00a0 1. High-Performance Industrial Shear Blades (Guillotine &amp; Flying Shears) Engineered for cold and hot precision shearing of metallic sheets and plates. These tools utilize optimized physical clearances to generate shear stress exceeding the material&#8217;s shear strength, achieving burr-free, chipless separation without heat-affected zones (HAZ). Engineering Parameter Cold Shearing Specification Heavy-Duty \/ Hot Shearing Specification [&hellip;]<\/p>\n","protected":false},"featured_media":3117,"template":"","meta":[],"product_cat":[98,108],"product_tag":[404,403,402],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.6 (Yoast SEO v23.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Precision Shear Blades| Industrial Guillotine Knives Specification<\/title>\n<meta name=\"description\" content=\"Technical analysis of industrial shear blades (D2, H13, S7). Covers shearing mechanics, vacuum heat treatment, blade gap management, and failure analysis.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/maxtormetal.com\/vi\/san-pham\/luoi-dao-cat\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Shear Blades\" \/>\n<meta property=\"og:description\" content=\"Technical analysis of industrial shear blades (D2, H13, S7). 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