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Zhejiang Longhui Machinery Manufacturing Co., Ltd. specializes in multi-station cold heading forming machines and zipper injection molding equipment. The company serves automotive, hardware, and railway industries with reliable, high-precision machinery.

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31/08/1999
https://www.lhmachinery.com/
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Longhui Longhui added blog Other
2026-05-11 02:53:25 -

LHMachinery by LongHui: Why Do Some High Speed Cold Heading Machines Jam While Others Run Smooth on Bent Wire
A cold heading line receives a new coil of steel wire. The coil passes straightness inspection, but hidden bends remain. As the high speed cold heading machine pulls wire into the forming dies, a slight curvature causes the wire tip to strike the die edge. One jam stops production, damages tooling, and requires minutes of clearing time. lhmachinery (LHMachinery by LongHui), based in...

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Longhui Longhui updated the profile picture
2026-05-11 02:42:11 -

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