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It is suitable for the processing of powdered PVC, especially in the direct extrusion of UPVC dry blended powder and granulation production. The screw cone design can effectively improve the screw plasticizing ability and extruder production. The self-developed SKD cartridge series meets the user's high abrasion resistance requirements from 50% to 300% of the additive.

Raw materials: 38CrMoAlA, alloy, SKD11, SKD61

Processing specifications: φ45 / 100, φ48 / 118, φ55 / 120, φ60 / 130, φ65 / 132, φ80 / 156, φ92 / 188

Treatment: SKD lined with embedded barrels and alloy screw, pull groove alloy barrel and alloy screw, the hardness of hard chromium