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- Single Screw and Barrel for Extruder
- IMM Single Screw and barrel
- Conical Twin Screw and Barrel
- Parallel Twin Screw and Barrel
- Bimetallic Screw and Barrel
- Screw and Barrel for Rubber Machine
- Block-type balanced twin-screw and barrel
- Extruder screw and barrel
- Planetary screw and barrel
- Silicone screw and barrel
- Heating fan and gear box
- Plastic Extruder
Contact Us
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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Single Screw and Barrel for Extruder
<p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; font-family: 微软雅黑; font-size: 12px; line-height: 18px; white-space: normal; background-color: rgb(255, 255, 255);"><strong><span style="font-size: 14px;">规格：</span></strong> <br/>螺杆直径：Ø15-Ø300<br/>长径比：15-46</p><p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; font-family: 微软雅黑; font-size: 12px; line-height: 18px; white-space: normal; background-color: rgb(255, 255, 255);"><br/></p><p style="padding: 0px; margin-top: 0px; margin-bottom: 0px; font-family: 微软雅黑; font-size: 12px; line-height: 18px; white-space: normal; background-color: rgb(255, 255, 255);"><strong><span style="font-size: 14px;">产品类型：</span></strong><br/>针对不同塑料产品螺杆可选用：普通型，销钉型，屏障型，分离型，排气型等． <br/>基底材质：<br/>1)38CrMoAlA(JIS SACM645)<br/>2)42CrMo(AISI 4140)</p><p><br/></p>Process:
Heat treatment
Nitriding treatment
Technical Parameters:
Nitriding depth: 0.50mm-0.80mm
Nitriding hardness: 900-1000HV
Nitriding: <= Level 1
Surface roughness: Ra 0.4
Screw straightness: 0.015mm
The hardness of the surface after chrome plating:≥950HV
Chromium layer thickness: 0.025~0.085mm
Double alloy depth: 3mm
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Technical Support：www.sl168.com
Case Number：Zhejiang ICP 09079XXX
