Company Profile

Longshen Seal Manufacature Co., Ltd is an innovative state-level high-tech enterprise which is affiliated with Huazhong scientific institute of fluid. It sepcializes in design, research and development, manufacutre, sales and service of various mechanical seals, oil(shaft seal), industrial rubber and seal maerial(SIC, CA, hard alloy, alumina, PTFE etc., )The products are widely used in aerospace, fiber optic, military science, nuclear industry, Electrical, steel, petrochemical industry, paper-making, dyeing, vessel, food processing, pharmacy, living-things engineering, water treatment, reactor vessel(reducer), gerneral industrial pumps, subermersible pumps and marine pumps, gas engine, auto-cooling pumps and auto-compressor, refrigerating machine.

Our company possesses strong technical force and advanced production and inspection equipment, implements ERP management system and continuously improves quality management system ISO9001: 2008, ISO/TS16949 and environmental-friendly system ISO14001: 2004. The manufacturing and testing for our products firmly conform to domestic and foreign advanced standards like ISO 3069, DIN24960, API610, AP1682, NF EN12756, ANSI B73.1&GB6556, JB/T1472 and JB/T5966.

Our members adhere to principle featuring"people-oriented, scienfitic and technological innovation, continuous service and win-win, "and warmly welcome esteemed customers from home and abroad to visit us for strengthening mutual-understanding and establishing a long-term cooperation.

Our main products are the mechanical sea for various pump, vesel, centrifugal compressor, air blower(includes dry running gas seals, welding metal metal bellow seal, magnetic force seal ect).

Mechanical seal auxiliary system, rubber seal, seal material(includes SIC, TC, 99%CE ect), high technical innovation products include but no limited: Dry running seal, high speed centrifugal compressor.