Parallel twin screw and barrel for plastic extruder machine
Specification : ?45/2~?200/2
Screw structure and compression ratio can be designed according to different products and parts.
Specification : ?45/2~?200/2
Screw structure and compression ratio can be designed according to different products and parts.
|
Technical Parameter
|
|
|
Quenching and Tempering Hardness: HB280-320
|
Screw Straightness: 0.015mm
|
|
Nitriding Hardness: HV850-1000
|
Nitrided Chromium Coating Surface Hardness≥900HV
|
|
Nitriding Depth : 0.45~0.7mm
|
Chromium Coating Thickness : 0.025~0.10mm
|
|
Nitridng Brittleness :2 Level
|
Duplex Alloy Hardness: HRC50-65
|
|
Surface Roughness: ≤Ra0.4
|
Duplex Alloy Depth: 0.8~2.0mm
|
|
Materials and Technologies
|
|
|
Quality 38CrMoAIA (41CrAIMo7)
|
SKD61(H13)
|
|
Quality Duplex Stainless Steel
|
Gr12MoV
|
|
42CrMo
|
Quality Powder Metallurgy Materials
|
|
40Cr
|
Hard Metal Cold/Thermal Spraying Technology
|
|
Zinc 3# Steel
|
Advanced Nitriding Technology
|
|
Anti-corrosion and Wear-resisting Duplex Metal Spraying Technology
|
|