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Contact: screwbar
Company: Ningbo Jinyi Precision Machinery Co.,Ltd
No.158, Qiancheng Rd, Zhenhai, Ningbo City Zhejiang Province, China
ZheJiang 315000
E-Mail: Send Inquiry
Date/Time:  3/25/21 6:52 GMT

Bimetallic Screw

PTA (Plasma Transferred Arc) automatic alloy spaying is a newly applied technology, especially for precise requirement of screws. Comparing to traditional manual alloy spraying, PTA has better performance with the stability and outlook of screws.

By spraying high quality alloy powder on screw flight with layer thickness 1.5-2.0mm, screws can get higher performance in both wearing & corrosion resistant performance.

General plastics & engineering plastics with below 15% glass fibre filling.
Bimetallic Screw
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SOURCE: Import-Export Bulletin Board (
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