38crmoala High Output Parallel Twin Screw Barrel for PVC Profile Pipe Extruder

Specification:

Diameter: Φ45/2-Φ500/2

L/D ratio: 16-40

Twin screw and barrel type:

CINCINNATI, BATTENFELD, KRAUSSMAFFEI, BAUSANO, MAPLAN, and AMUT model spares.

Scope of application:

WPC PVC, WPC PE, Super high molecular sheet, 1/2 high Calcium buckle, 50-400 high Calcium pipe, 50-300 high Calcium profile, soft, PVC sheet, XPS-PVC etc,

PP, PE, ABS, PVC, raw material, pelletzing, pipe, profile, sheet, etc.

TECHNICAL SPECIFICATION

Conventional material: 38CrMoAIA SKD61 Cr21MoV SACM645 Ni-based alloy GHII3

Nitrided hardness: HV900-1000

Nitrided depth: 0.5-0.8mm

Quenching hardness: HRC55-62

Nitrided brittleness: Less than Grade 2

Surface roughness: Ra 0.4

Screw Straightness: 0.015mm

Chromium plating layer hardness after nitriding ≥950HV

Chromeplate thickness: 0.05-0.10mm

Alloy depth: 2.0-3.0mm

PRODUCT SPECIFICATION

Diameter: Φ65-Φ200 L/D=16-35

Compressing rate of screw can be designed according to different raw materials and products.