Joint Power Shanghai Seals Co., Ltd.  

Joint Power Shanghai Seals Co., Ltd was founded in 2001, located in No. 333, Yuantai Road, Baoshan District, Shanghai, covering an area of 30, 200 square meters with a complete production line of silicon carbide seal rings, employing 298 people. We have been specializing in production and R&D of silicon carbide seal rings for 21 years. Joint Power is the global strategic supplier of John Crane. Joint Power has been recognized as "Shanghai High-Tech Enterprise" for 15 consecutive years. In 2018, Joint Power was rated as "Shanghai Technology Little Giant Enterprise" by Shanghai Science and Technology Commission. In 2019, Joint Power was awarded as "Specialized-Refined-Differential-Innovational". Joint Power has participated in formulation of the JB/T6374-2020 industry standard on " Technical Conditions of Silicon Carbide Sealing rings for mechanical seals" LED by China Mechanical Seal Standardization Technical Committee in 2020.4 authorized invention and 41 utility model patents for our products are obtained during R&D. Our main Silicon Carbide Materials include: Sintered Silicon Carbide Material(SJP-SS)Reaction Bonded Silicon Carbide Material(SJP-RB)Graphite Loaded Sintered Silicon Carbide Material(SJP-SG)Porous Silicon Carbide Material(SJP-SP)The products include: Silicon Carbide Seal Ring for Contacting Mechanical SealSilicon Carbide Ring for Dry Gas Mechanical SealSilicon Carbide Seal Ring for Split Mechanical SealSilicon Carbide materials have the following properties: High hardness, high strength, wear resistance, erosion resistance, high temperature resistance, low friction coefficient, self-lubrication, low coefficient of thermal expansion. The working condition of silicon carbide: Adaptable to high temperature, high pressure, high speed, strong corrosion, strong acid and alkali, semi-dry friction, instant dry friction and other working conditions. Products have obtained certificates of US FDA, EU REACH, RoHS, EC1935 and UK WRAS, being widely acclaimed and recognized in 42 countries around the world.

Why Choose Us

Business Type: Manufacturer/Factory
Main Products: Sintered Silicon Carbide seal ring, SJP grade: SJP-SS; Reaction Bonded Silicon Carbide ...
Year of Establishment: 2001-09-06
Number of Employees: 254
Address: 333 Yuantai Road, Baoshan City Industrial Park, Shanghai, China
Plant Area: 30532.89 square meters
Registered Capital: 39,880,000 RMB
Test Reports for Raw Materials: RoHS, Reach, Others
Main Markets: North America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic
Annual Export Revenue: 5,440,000 USD
Number of Foreign Trading Staff: 19
International Commercial Terms(Incoterms): FOB, EXW
Terms of Payment: T/T
Average Lead Time: Peak Season Lead Time: one month
Off Season Lead Time: one month
Overseas Agent/Branch: No
Nearest Port: Shanghai port, Guangzhou port
Own Brand: Yes
OEM Service Available: Yes
R&D Engineers: 19 people
Production Machines: Spray Dryer, CNC, Pressing Maching, Grinding Machine, Sintering Furnace