Rubber Screw and Barrel Rubber Extrusion Screw Barrel Bimetallic Screw Cylinder

China Rubber Screw and Barrel Rubber Extrusion Screw Barrel Bimetallic Screw Cylinder, Find details about China Rubber Screw Barrel, Cold Feeding Screw Barrel from Rubber Screw and Barrel Rubber Extrusion Screw Barrel Bimetallic Screw Cylinder

Model NO.
Rubber Screw Barrel
Material
Nitriding Steel
Nitrided Layer Depth
0.5-0.8mm
Nitrided Hardness
HRC56-58
Trademark
ZHONGYANG
Specification
ISO 9001: 2008 approved
Origin
China
HS Code
84779000
Model NO.
Rubber Screw Barrel
Material
Nitriding Steel
Nitrided Layer Depth
0.5-0.8mm
Nitrided Hardness
HRC56-58
Trademark
ZHONGYANG
Specification
ISO 9001: 2008 approved
Origin
China
HS Code
84779000
Rubber Screw and Barrel, Rubber Extrusion screw barrel, bimetallic screw cylinder, rubber extruder screw barrel

Specification:
Diameter of pin screw and barrel: Φ 75mm-Φ 200mm
Diameter of cold feed or hot feed screw and barrel: Φ 30mm-Φ 300mm
L/D ratio: 12-18

Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)4Cr5MoSi V1 (JIS SKD-61)
(4)9Cr18MOV
(5)HPT

Bimetallic alloy materials:
(1)Fe-based alloy
(2)Ni-based alloy/Deloro alloy
(3)Co-based alloy
(4)NiCo-based alloy
(5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year.
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Rubber Screw and Barrel Rubber Extrusion Screw Barrel Bimetallic Screw CylinderRubber Screw and Barrel Rubber Extrusion Screw Barrel Bimetallic Screw Cylinder