Ningbo Rock Metal Product Co., Ltd. was established in Ningbo, the historic site of sintered and casting structural components and mechanical seal components in China. Our company is a traditional family group of companies founded by experts with experience in sintered metal and special ceramics.

Rock started our production of advanced powder products and thereafter in-house RD with continuous efforts in quality and production program improvement. Now, we have a highly competent team which consists of many professional and technical personnel on the aspects of sintering, casting, sealing, bearing, and mechanics as well as good sales power, and are equipped with advanced testing and productive instruments. We have become one of the advanced industrial technology professional companies with various products.

Mechanical seal Division --- mechanical seals seal faces (SIC, TC, Ceramic, Carbon, Cermet, and Fluon), and our own seals, equivalent to Burgmann, John Crane, Chesterton, Pillar and customized seals; floating seals; packing rings; graphite bearings; bearing protectors.

Application: Pumps, Compressors, Agitators, Mixers, Steam Turbines, Separators, food machinery and rotating equipment that require sealing devices.

100% inspection, all products are checked to esure highest of standards.

We are looking forward to cooperating with you!