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Wear resistant double screw extruder sheet screw barrel
1.38CrMoALA,SACM645
2.Optimum performance&input
3.Wearproof,long life

Wear resistant double screw extruder sheet screw barrel

we can make any specification of extruder screw barrel and injection screw barrel for Haitian, Demag, Engle, Klaus-maffei, Cincinnati Battenfeld,Nigro bossi, arburg,NPM, BOY, Husky, Fanuc, billion, Sumitomo, Nippon Steel, Toshiba, Nissei, Mitsubishi and etc. We also can supply all types of screw and barrel according to your different requirements.

Specifications of standard double conical barrel and screw for twin screw extruder:45/90, 51/105, 55/110, 65/132, 80/156, 80/172, 92/188.

Advantages of double conical barrel and screw for twin screw extruder:

1.Advanced Nitriding Technology
2.Anti-corrosion and Wear-resisting Duplex metal Spraying Technoloy

Technical Parameter
Quenching and Tempering Hardness HB280-320	Screw Straightness 0.015mm
Nitriding Hardness HV950-1050	Nitrided Chromium Coating Surface Hardness900HV
Nitriding Depth 0.45~0.7mm	Chromium Coating Thickness 0.025~0.10mm
Nitridng Brittleness 2 Level	Duplex Alloy Hardness HRC55-65
Surface Roughness Ra0.4	Duplex Alloy Depth 0.8~3.0mm
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

Double-alloy technical standard:

Double-alloy level: Level A - containing Tungsten of 40%

Level B - containing tungsten of 25%

Level C - containing tungsten of 9.5%

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