Granulation de joncs vs. anneau d'eau : choisir selon le matériau et le TCO

Choosing between strand pelletising and water ring pelletising isn’t just a preference for “wet” or “dry” cutting. It changes what controls pellet quality, what fails first during a disruption, and where your real cost-per-tonne sits (wear parts, drying, changeovers, and scrap). In UK compounding and recycling—especially when you’re running high-fill, glass fibre, mineral-loaded, or high-recycled-content […]
Bonnes pratiques de remise en état des rotors de granulateurs pour lignes de joncs

By Tommy Tang, Senior Sales Engineer, Nanjing METAL Industrial (12 years in industrial cutting tools and refurbishment supply programs; certifications: CSE, CME, Six Sigma Green Belt, PMP). Last updated: 2026-04-02. Revision history Why trust this guide This best-practices checklist is based on common failure modes and QA controls used in pelletizing and industrial cutting applications. […]
Nombre de dents du couteau rotatif en fonction de la vitesse de ligne et de la longueur des granulés

Rotary cutter tooth count (how many knives/teeth are on the rotor) is one of the fastest levers you have for stabilising pellet length on a strand pelletiser — and it’s the cleanest way to stay within a realistic cutter RPM ceiling. Get it wrong and you’ll see it immediately: long/short variation, tails, more fines, and […]
Liste de contrôle de sécurité pour le changement du couteau rotatif des granulateurs

This checklist is for strand pelletisers (pull‑strand / strand-cut systems) — not underwater pelletising. If you’re looking for a strand pelletiser changeover sequence your team can run the same way every time, start here. Scope & responsibility (read first): This checklist is written for strand pelletisers and focuses on the rotary cutter / knife changeover. It does not replace your OEM manual, site risk assessment, […]
Donnez une seconde vie à vos machines anciennes avec des couteaux rotatifs personnalisés

Last updated: 2026-03-30 Safety & compliance note (UK): This article provides general best-practice guidance for rotary cutter replacements. It does not replace your site risk assessment, OEM documentation, or competent engineering judgement. Always verify guarding clearances, runout limits, and safe systems of work under PUWER before returning equipment to service. Disclosure: This article references MAXTOR METAL products […]
Couteaux rotatifs : Le guide ultime de la granulation de joncs sous eau

This guide is for compounding leaders running water‑strand pelletising lines who need dependable cut quality with fewer changeovers and predictable costs. You’ll learn the technical requirements that stabilise pellet length and shape, how to vet a China rotary‑cutter/knife factory with confidence, what to ask for in QC documentation, and how to model landed cost and […]
Réduire les fines de granulation : cinq tactiques d'atelier

Fines and dust rise on water‑strand pelletising lines when three things overlap: unstable cutting mechanics, strands entering the cutter with residual surface water that promotes slippage, and die‑face wear that encourages tails and chipping. Mixed regrind with moisture fluctuation makes each of these more likely: brittle particles within the melt favour micro‑fracture at the cut, […]
Rotor de granulateur en porte-à-faux : Guide pour un changement de couleur rapide

A cantilevered pelletizer rotor on a water‑strand line uses a swing‑open or slide‑open cutting chamber so the rotor, bed knife, and feed area are exposed in seconds, without dismantling the front bearing set. Fewer fasteners and components stand between you and the cutting zone, which means faster cleaning, quicker knife swaps, and less time for […]
Comment obtenir l'uniformité des granulés — Configuration de la granulation de joncs sous eau

Injection moulding needs pellets that feed cleanly, melt uniformly, and meter consistently shot after shot. That means tight pellet length control, minimal fines and tails, and low variability in pellet weight and rheology. Strand lines vary because several stations—melt delivery and die, water bath, dewatering, and the cutter—each add their own tolerances and drift. Stabilising […]
Guide ultime : Coupeurs rotatifs à lames rapportées pour la granulation sous eau

Water‑strand pelletising is a workhorse in UK compounding and recycling. Yet in abrasive, high‑fill and recycled formulations, solid rotary knives wear fast, changeovers drag on, and pellet quality drifts—fines and tails creep up, and operators chase clearances. Inserted blade rotary cutter designs attack the root causes by letting you index or replace edges in situ, […]