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About Us

Company: Changzhou Zhongke Gearboxes Manufacturer Co.,LTD.

Address: No 160 New Industrial Park, Lijia Town, Wujing district, Changzhou, China.


E-mail:[email protected]

Tel: +86-519-82090781

Mob: +86-13775121691


The factories
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Company Intruduction

Changzhou Zhongke Gearboxes Manufacturer Co.,LTD is a professional hard tooth surface gearbox manufacturer for plastic and rubber extruder machine. We offer various kinds of gear boxes.


·ZLYJ series gearboxes for single screw extrusion machinery

·Horizontal ZLYJ gearbox

·Vertical ZLYJ gearbox

·SZ series gearboxes for conical twin screw extrusion machinery

·Planetary gearbox

·R series helical gear reducer

·S series worm gear reducer

·K series spiral bevel gear reducer

·F series parallel shaft helical gear reducer

·Various customized non-standard gearbox

·Spare parts for the power transmission

The company is well-equipped and have strong technical force. For examples, it constantly bring in advanced production equipment and processing technology, with CNC hobbing machine, CNC grinding machine, heat treatment equipment, gear testing center and other advanced processing and testing equipment.

With wide range, high quality, reasonable price and stylish designs, our products are extensively used in plastic /rubber and other industries. With an experienced and professional team, our gearbox has got good reputation in home and abroad.

We focuses on customer’s needs and shows great integrity and responsibility by constantly improving our products and services. When you can’t find a standard speed reducer to fulfill your needs, please contact us. From concept, to drawing, to prototype and eventually full scale production; we are ready to help you tackle your most challenging applications. We welcome OEM and ODM orders.