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- Contact Person : Ms. Pan Chris
- Company Name : Zhoushan Jia Long Screw Manufacture Co., Ltd.
- Tel : 86-580-8051789 8056138
- Fax : 86-580-8056128
- Address : Zhejiang,zhoushan,Daguan community,,jintang town,Dis.Dinghai,Zhoushan City, China
- Country/Region : China
Product Detailed
Related Categories:Plastic Product Making Machinery Parts
Related Product Searches:conical twin screw and barrel,High Quality,double barrel and screw, extruder screw
conical twin screw and barrel with high quality alloy steel
1)38CrMoAlA
2)42CrMo
3)9Cr18Mo
4)Nitriding treatment
Related Product Searches:conical twin screw and barrel,High Quality,double barrel and screw, extruder screw
The bimetallic parallel twin screw and barrel for many kinds of plastic extruder in many specifications.
Abrasion resistant and corrosion resistant
Material:High quality alloy steel
1)38CrMoAlA
2)42CrMo
3)9Cr18MoV
Technics:1)Heat-treatment
2)Nitriding treatment
3)Hard-chrome electroplated
4)Bimetallic-alloy coating spraying
Technical parameter
Nitriding depth:0.50-0.80mm
Nitriding hardness:900-1000HV
Nitriding brittleness:Less than grade 1
Surface roughtness: Ra0.4
conical twin screw and barrel
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