OEM Replacement Knives & Screens

Knives & ScreensA granulator or shredder performs best and most economical when the blade is sharp. Regular knife changes and correct setting of the cutting gap help ensure you produce high quality regrind and reduced power consumption. Cumberland‘s high quality knives are designed so that they meet the demanding needs of the size reduction process and reduce downtime. Knives are manufactured from the highest quality steel and to dimensional tolerances that meet or exceed OEM specifications. Cumberland uses heat treated high carbon high chromium D2 steel as well as specialized coatings that ensure our knives last longer than the competition. All blades are match ground per set to ensure a precise gap fit, precision cutting, and longevity.

Screens are manufactured from the highest quality materials, treated for wear resistance, and composed of stainless steel for longevity. Most standard screen sizes are available to ship within 24 hours, specialty screens can be quickly manufactured to your specific needs. The right screen size can make a big impact on the performance of your machine. You can trust our Aftermarket Support Team to help you select the correct screen for your size reduction application.

Buy Parts Online

Order your size reduction parts from your machine’s manufacturer, ensuring it’s the one specified for optimal performance.

Buy Replacement Knives & Screens Online Today

U.S. Sales & General Information


General Technical Support


Asia/Pacific/Australia Support

+86 512 8717 1919

To email our Service Team

To email our Sales Team

Company Information

2900 S. 160th Street
New Berlin, WI 53151



Delivering the right Cumberland part for your application.

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