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- Single Screw and Barrel for Extruder
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- Extruder screw and barrel
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- Plastic Extruder
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Zhejiang zhongyang screw manufacturing co. LTD
ADD : Jintang Town,Zhoushan City, Zhejiang
TEL : +86-0580-8055067
+86-0580-8055168
FAX : +86-0580-8055069
MOBILE : 13906804231
MAIL : zy@zyscrew.com
Http://www.zyscrew.com
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Extruder barrel and screw
Material:
1.38CrMoAIA(JIS SACM645)
2.Food grade stainless steel
Process:
Heat treatment
Nitriding treatment
Electroplating hard chrome
Technical Parameters:
Nitriding depth:0.5mm-0.8mm
Nitriding hardness:900-1000HV
Nitriding brittleness:<=Level 1
The hardness of the surface after chrome plating:≥950HV
Chromium layer thickness: 0.025~0.085mm
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Case Number：Zhejiang ICP 09079XXX
