Zhejiang Longhui Machinery Manufacturing Co., Ltd.
Zhejiang Longhui Machinery Manufacturing Co., Ltd. specializes in the production of multi-station cold heading forming machines and automatic zipper injection molding machines.
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LH-126S-B Auto close-end injection molding machine(thimble location)
LH-126S-A Auto open-end injection molding machine(special top stop)
LH-123SF Fully automatic servo resin zipper forming machine
LH-123S Automatic resin zipper machine
Extended special-shaped cold heading forming machine
Standard Nut Cold Heading Machine
LH-126S-B Auto close-end injection molding machine(thimble location)
LH-126S-A Auto open-end injection molding machine(special top stop)
LH-123SF Fully automatic servo resin zipper forming machine
LH-123S Automatic resin zipper machine
Extended special-shaped cold heading forming machine
Standard Nut Cold Heading Machine
A zipper injection molding machine forms zipper components through a molding process rather than relying on a long series of separate production steps. Material is prepared and fed into the forming sy...
Temperature plays a quiet role throughout plastic zipper production. Plastic material needs to change from a solid state into a softer, flowing state before it can enter the forming area, then cool en...
Small plastic zippers often have a simple appearance, yet the molding process behind them requires close control. During production, a thin strip of unwanted plastic may appear along the edge of a zip...
A multi-stage cold forming process depends on more than the force used to shape metal. Movement between forming stations also needs to follow a clear sequence, since each station receives a partly for...
Safety has genuinely become central to how metal forming workshops operate, mostly because this kind of equipment runs on repeated mechanical actions and continuous processing that never really stops ...
Fastener production rarely follows a single pattern. Even when raw material looks similar at the start, final shape, stress distribution, and later processing route can change the whole forming path. ...