Who We Are ?

NJK is unique in the oil seal industry in that NJK produces its own oil seal tooling. we have more that 20 years experiences in designing and producing oil seal tooling.

As a

China Rubber Gaskets Manufacturers and Rubber Seal Rings products Suppliers

,NJK Motor Vehicle Fittings(Shanghai)Co.,ltd was set up in 1995.Our Registered capital is $USD 4.4 million,we have 550 people and our factory area is 36600㎡.We produce OEM and ODM on Oil Seal,Rubber Seal Rings, O-ring, V-ring, Rubber Gaskets,Rubber Packing, Tensioner and all kinds of rubber products,used in automobile,motorcycle,ship and marine equipment, Industrial machinery, agricultural machinery,sports machinery;We applied ISO9001:2000 international quality control system certification and certified, obtained the certificate of TS16949 and implemented KPI programs. Our sales Region include China, USA, Europe, Japan, South East Asia and other regions...
Sales Countries
50+
Sale Products
260+
Factory Area
36600
Employees
550

What We Make ?

We produce OEM and ODM on Oil Seal and all kinds of rubber products, our products are mostly used in automobile,motorcycle, Industrial machinery...

Professional Attitude, Security Measurement, Quality Assurance.

Certificate Authentication

We applied ISO9001:2000 international quality control system certification and certified,obtained the certificate of TS16949

Certificate Authentication

We applied ISO9001:2000 international quality control system certification and certified,obtained the certificate of TS16949

Certificate Authentication

We applied ISO9001:2000 international quality control system certification and certified,obtained the certificate of TS16949

Certificate Authentication

We applied ISO9001:2000 international quality control system certification and certified,obtained the certificate of TS16949

Where To Use

Our rubber produces are widely used in automobile,motorcycle,ship and marine equipment, Industrial machinery, agricultural machinery,sports machinery...

  • Automobile industry
  • Motorcycle industry
  • Industrial machinery
  • Shipping
  • Agricultural machinery
  • Last news

  • Ozone aging and protection of rubber products

    2016-10-10

    Ozone is an important factor in the aging of rubber products in the atmosphere. Ozone is more active than oxygen, so its attack on rubber, especially unsaturated rubber, is much more severe than oxygen. The ozone (o3) in the atmosphere is decomposed ...

  • Principles of rubber formula design

    2016-10-10

    With the rapid development of science and technology, the modern rubber formula design process is not a simple experience of various raw materials, and it is not the "prescription" of Chinese ancestral Chinese medicine, but on the basis of fully gras...

  • Rubber products, true and false rubber material identification

    2016-10-10

    The real rubber product is just the opposite of the fake silicone rubber. Its toughness and elasticity are very good. It is not easy to deform due to external force. There will be a layer of grease-like substance on the surface layer, so it feels smo...

  • Daily inspection of rubber fenders should pay attention to these aspects

    2016-10-10

    As a large ship fender, it is equipped with an anti-shock plate that makes the outer panel of the ship less stressed. Compared with the conventional universal fender, the structure is complicated. When the structure is damaged, it is also on the ship...

  • Rubber sealing strip installation and use

    2016-10-10

    As a new type of polymer elastic material, rubber sealing strips are also preferred as silicone foaming materials for cup lid materials and sealing strips of other glass cups and double-layer ceramic cups. For portable coffee cups, the most worrying ...

  • Questions about the amount of compression of the seal

    2016-10-10

    If the seal is rubber. The rubber gasket is sealed by the elastic force of the rubber. If the compression amount is too small, the elastic force of the seal is small after compression; if the compression exceeds the limit of the rubber and loses the ...

  • What kind of rubber seal is a spiral seal?

    2016-10-10

    A spiral adhesive tape seal, also referred to as a viscous seal, or simply a spiral seal, is constructed by cutting a crepe on the rotating shaft or the inner surface of the stationary housing. If the nagging groove is simultaneously cut on the inner...

  • O-ring seal rubber processing

    2016-10-10

    At present, the production method of the O-shaped rubber sealing ring is mainly mainly produced by the molding method, and the vulcanization methods of the molded product mainly include three types of flat molding, transfer molding and injection mold...

  • Best Custom Molded Rubber Parts for Your Water or Hydronics Applications

    2016-10-10

    In the potable water industry, a principle driving factor that impacts auto rubber parts selection is the need to keep the water safe and clean. And in the wastewater treatment arena, key considerations include: will the rubber stand up over time to ...

  • Our Partner

    Our produces are widely used in automobile,motorcycle,ship and marine equipment, Industrial machinery, agricultural machinery,sports machinery...