Popular Knives

Ball & JewellNelmor

ConairPolymer Systems

CumberlandProcess Control

Mitts & MerrillTria


More equipment we support

Knives for plastic & rubber recycling

OVS has positioned itself to manufacture and supply high quality, OEM replacement granulator knives for the plastic and rubber recycling industry. Through hardened and precision ground, our knives go though a meticulous manufacturing and design process. Our Ohio facility houses some of the industry’s top people with over 40 years experience in the machine knife industry.

We stock major brands of granulator knives for most equipment including Cumberland, Granutech, Conair, Nelmor and more.

Expert sharpening and repair service available on all knives.

    • Rotating Knives
    • Stationary | Bed Knives
    • Coated Granulator Knives
    • Carbide Knives