About Us

NQKSF oil seal factory was founded in 1990, which is professional manufacturer specializing in R&D and manufacturing of oil seals and O-rings more than 30 years. Our own brand is“NQKSF”..

We introduce SAP's ERP management system, and strictly implement ISO 9001 and TS16949 international management system certification standards.

We have built a professional R & D technology team to continuously enhance our core competitiveness. We develop independently CAD drawing design, CNC lathe processing, and mold development, which guarantees our product the precision, flexibility and stability.

With highly automated produce equipment, Our manufacturing capacity is the top in the industry. There are more than 100 automatic vacuum vulcanizers, that is adopted networked controller system. The vulcanization time, machine pressure and product density are accurate under the intelligent controller system. The workshop realizes the automation mode of one person controlling multiple machines. The production efficiency is booming since of our fully automatic trimming machines, automatic hanging spring machines, automatic quality testing equipment, and automatic packaging machines.

Our products are widely used. oil seal and O-ring both have more than 10000 models, which are widely used in automobile manufacturing, agricultural machinery manufacturing, motor manufacturing, reducer manufacturing, hydraulic pneumatic, steel plant, coal mine, chemical machinery and other machinery manufacturing industries. There are a large number of TC industry oil seals,o ring rubber seal and O-rings available in stock.

The company has passed

·IATF 16949:2016 certification

·Nbr70 fkm75 material has passed RHOS certification

·The product does not contain six heavy metals and has passed the detection of SGS