NINGBO YUAN JIA MECHANICAL SEAL FACTORY  founded in 1989, is a high-tech factory specializing in designing and manufacturing all kinds of mechanical seals and filters,Bulletproof piece.
Our main products include o-ring type, rubber bellow type,flygt pump series, grundfos type and cartridge type. The seal face material and elastomers are comprehensive choice. Meanwhile, we can also supply spare parts with material silicon carbide, Tungsten carbide, Ceramic ,carbon, stainless steel and rubber.
Which can replace the similar products of John Crane, Burgmann ,AES seal, Roten,Sterling,Flowserve and Vulcan.
Now, the company's seals network has spread all over the country, and the seals of our core products have increased rapidly. In 2001, we passed ISO9001 international quality authentication
Our products are very popular abroad, exported to over 50 countries because of excellent quality, good after-sales service and more competitive price, including USA, Japan, UK, Canada, Sweden and Australia. And so on...
Over the years, we have insisted on the principle of "quality fist, service-oriented" to open up markets and make continuous innovations. Our company is committed to sealing industry to industry to provide customers a safe, clean living and working environment
We hope sincerely that clients will come to establish long-term business relations with each other on the basis of mutual benefits and development to create a bright perspective.