conical twin screw barrel for extruder machine

Specifications

The specification for the conical twin screw and barrel:

D35/75,D37/75,D45/90,D45/97,D50/105,D51/105,

D55/105,D55/110,D55/120,D58/125,D60/115,D65/120,

D65/132.D70/140,D75/150,D80/143,D80/156,D92/188

Technical specification

Hardness after hardening&tempering:HB240-280

Hardness of nitride layer:HV850-1000

Nitrided brittleness:less than grade 1

Surface roughness:Ra0.4

Screw straightness:0.015mm

Surface chromiun-plating’s hardness after nitriding:≥900HB

Alloy hardness:HRC50-65

Alloy depth:0.8-2.0mm

Meterial&processes

Quality 38 CrMoALA

42CrMo

CW6Mo5Cr4V2

9Cr18MoV

Quality powder metallurgy raw materials

Cold/thermal spray hard metal process

Advanced nitriding process

Corrosion & abrasion resistance bimetallic spraying process

 The compression ratio of the screw canbe designed according to different products and mixtures.

As a professional manufacturer and supplier of screw and barrel, we can make any specifcation of injection molding screw barrel for Haitian, Demag, Engel, Klauss maffei, Nigro bossi, Arburg, NPM, BOY, Husky, Fanuc, Billion, Sumitomo, Nippon Steel, Toshiba, Nissei, Toshiba, Mitsubishi etc. We also can supply all types of screw and barrel according to clients' requirements.

If you have any inquiry, do not hesitate to inform us.

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