Plastic Crusher Plate Knife — image 1 of 6, industrial blade photo | Leader Blades

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Plastic Crusher Knives and Blades

Plastic Crusher Plate Knife

SKU: PCB-002

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Product overview

Plastic Crusher Plate Knife is built for pet bottle crushing lines and rigid plastic size reduction. Available in SKD11 / 9CrSi for wear resistance, stable knife clearance, and repeatable sharpening. The straight edge format suits long bolt-on knife bars and clamp-mounted holders.

  • PET bottle crushing lines
  • Rigid plastic size reduction
  • PP/PE/PVC scrap recycling
  • Injection runner and profile regrind

Materials & heat treatment

Nominal chemical grades listed below are starting points. Final hardness band and sub-zero / temper protocol are matched to your material stream (filled vs. unfilled plastic, wood species moisture, etc.). Mention your current failure mode—chipping, polishing, or heat checking—in the inquiry form.

SKD11 / 9CrSi

Specification table

MaterialSKD11 / 9CrSi
SubcategoryGeneral crusher knife set
ProfileStraight plate knife

Drawing & OEM matching

For production intent, share PDF/DXF drawings or high-resolution photos with a scale reference. Leader Blades cross-checks mounting geometry against similar profiles in the Plastic Crusher Knives and Blades before confirming material and delivery week.

Frequently asked questions

Is this blade an exact OEM fit?+
Catalog items illustrate typical geometries. Request a quote with your machine model or drawing—we verify seat geometry, thickness, and bolt pattern before production.
Can you adjust material or hardness?+
Yes. Tell us your resin/filler level, throughput, and whether you see chipping, rapid wear, or heat buildup—we recommend D2, SKD11, HSS, or other grades accordingly.
Do you ship internationally?+
Yes. We pack industrial knives for sea/air freight daily. Share your Incoterms preference and destination port or courier account.

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