
How to Choose a Granulator Knife
Granulator rotor and bed knives see impact, contamination and abrasive fillers. The right grade, geometry and edge prep separates a 2-week knife from a 6-month.

Granulator rotor and bed knives see impact, contamination and abrasive fillers. The right grade, geometry and edge prep separates a 2-week knife from a 6-month.

Paper slitting looks simple until you account for the substrate GSM, the caliper variation, the trim, the lay-flat tension and the line speed.

Plate shear blades see impact, work-hardening substrate and variable stock thickness. The grade, hardness and chamfer choice drive a 10× difference in service.