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Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. Company Profile

Factory Tour
Production Line

JINGNING has the entire process of rubber expansion joints production

 

Rubber Compounding

 

EPDM rubber raw material compounded with chemicals(Carbon black,sulphur,ZnO,Stearic acid,anti-aging agent, etc.). JINGNING special designed rubber formula for rubber expansion joints can improve its elasticity, air tightness and anti-aging performance.

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 0

 

Plasticating and mixing

 

Jingning unique rubber formula, strengthen the ball.High temperature and high pressure resistance and anti-aging performance.

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 1

 

Blank making

 

The sphere is built with copper plated steel ring,Increase the strength of the ball to prevent pulling off.

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 2

 

Vulcanizing

 

The key point of this process is temperature and time.Different size product vulcanized under different temperature and time.Automatic flat vulcanizing machine can ensure rubber vulcanized efficiently.

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 3

 

 Inspection

 

100% strict quality inspection to ensure product quality.

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 4

 

Package

 

Assembled with flanges then packaged into carton and wooden case.We also have plasticto prevent dust or water during the delivery.

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 5

 

OEM/ODM

We have more than 10 years' experience on OEM&ODM.We have cooperated with many valve companies or metal joint companies this way.Also hope to be your realible suplier!

 

OEM&ODM

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 0

 

                                             Both 3D and 2D drawings are available for your checking

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 1

 

                                                       Marking can be vulcanized on the rubber

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 2

 

                                Marking also can be craved on the mold to makeit embossed on the rubber.

R&D

We could design rubber expansion joints(products and molds)for our customers. Professional technicians will communicate with you on requirements,then provide cad or 3d drawing to confirm.

 

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd. factory production line 0

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