Rotor Inserts and Hob Cutters

Rotor inserts, hob-style cutters, and related rotary cutting components used in granulator assemblies and other precision plastic cutting systems.

Granulator rotor assembliesRolling and hob cutter headsPrecision cutterhead maintenanceProfile cutting systems

RHK-001

Square Rotor Insert Knife

Square Rotor Insert Knife is built for rotor insert replacement and indexable cutter assemblies. Available in SKD11 / Cr12MoV / 9CrSi for rotary cutting accuracy and consistent service life. The square insert format supports multi-edge indexing on rotor assemblies.

RHK-002

Granulator Hob Knife

Granulator Hob Knife is built for granulator rotor assemblies and rolling and hob cutter heads. Available in tungsten carbide / HSS / alloy steel / D2 for rotary cutting accuracy and consistent service life. The profiled form matches rotating cutter drums, hob heads, or feed-roll assemblies.

RHK-003

Crown Rotor Cutter

Crown Rotor Cutter is built for granulator rotor assemblies and rolling and hob cutter heads. Available in tungsten carbide / HSS / alloy steel / D2 for rotary cutting accuracy and consistent service life. The profiled form matches rotating cutter drums, hob heads, or feed-roll assemblies.

RHK-004

Drum-Style Granulator Hob Cutter

Drum-Style Granulator Hob Cutter is built for granulator rotor assemblies and rolling and hob cutter heads. Available in HSS / Carbide for rotary cutting accuracy and consistent service life. The profiled form matches rotating cutter drums, hob heads, or feed-roll assemblies.

Rotor Inserts and Hob Cutters

Catalog FAQ

How do I narrow down a knife from 90+ SKU examples?+

Start with your equipment type: crusher, granulator, shredder, pelletizer, or wood chipper. Use the category filter, then send us the closest product code and your machine details.

Can I get a sample before bulk order?+

Sample policy depends on geometry complexity and material. Mention “sample” in your inquiry—we advise feasibility and any tooling cost.