Tag Archives: size reduction equipment

  1. Can You Grind Thick-Wall Parts, Purgings, and Large Plastic Components?

    Quick Answer Yes. Granulators can process many thick-wall parts, plastic purgings, blocks, rods, heavy wall fittings, and large molded components. For very large or dense materials, a shredder or shredder-granulator system may provide the most efficient size reduction solution. Plastic processors routinely generate scrap that is larger, thicker, and more difficult to process than standard…

  2. How Often Should Granulator Knives Be Sharpened? Signs It’s Time for Maintenance

    Quick Answer Most granulator knives are sharpened based on machine performance rather than a fixed schedule. If you’re seeing more dust, lower throughput, inconsistent regrind, or higher amp draw, it may be time to inspect and sharpen the knives. If your granulator is producing more dust than usual, struggling to maintain throughput, or drawing more…

  3. Why Is My Granulator Producing Too Much Dust? Common Causes and Solutions

    Quick Answer Excessive dust from a granulator is most commonly caused by improper knife gap, dull knives, screens that are too small, worn screens, material characteristics, poor material evacuation, or machine setup issues. According to Cumberland representatives, the knife gap is often one of the most important factors. When material is torn instead of cleanly…

  4. Lab Testing That Guides Your Size Reduction Choice

    In plastics processing, there is no room for uncertainty. You need to know that your equipment will perform with your exact material, hit your throughput targets, and stand up to daily demands. That is why Cumberland offers hands-on material testing at our Technology Center in New Berlin, WI. We help you confirm performance before making…

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