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Flat twin screw barrel.

Diameter: Φ Φ 200 ~ 62

Length ratio: L/D: 18~25.

Screw compression ratio is designed according to different raw materials and different products.

 

It can process PVC pipe, profile, sheet (sheet), modification and soft and hard PVC granulation.

Hardness: HV: greater than or equal to 290.

Hardness of nitride: HV:950~1000.

Nitriding depth: 0.45~0.7mm.

Brittleness of nitrogen: less than or equal to one.

Surface roughness: Ra0.4.

Screw straightness: 0.015mm.

Chromium plating thickness after nitride: greater than or equal to 900HV.

Chromium plating thickness: 0.05~0.10mm.

Double alloy hardness: 60-70.

Alloy thickness: 0.8~2.0mm.

 

Hotline

+86-580-8015962