About us

Shanghai Songxia Shock Absorber Co.,Ltd is an international and professional manufacture and supplier, which engages in research & development, production and sale of every type and style of rubber expansion joint. SONA has acquired the international quality control system certification ISO9001:2000. SONA products are widely used in piping systems, chemical industry, building, water supply, water drainage, oil, heavy industries, frozen, health, plumbing, fire control, power and other basic engineering. Through 10 years of development, our products have gained a favorable market all over the world. As the leading company in rubber joint field, we have developed series of newly-designed products by absorbing advanced scientific technology and processing experience from abroad and our experts continuous research, it proved that our products enjoyed a good market both in domestic and overseas for its high quality. Our products have been successfully exported to USA, Canada, Spain, Belgium, Netherlands, Australia,

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Shanghai Songxia Shock Absorber Co., Ltd. is a comprehensive enterprise focusing on Ramp;D, production, sales and service integration of vibration and noise reduction products for many years. The company has passed the ISO 9001:2008 international quality system certification, leading the introduction of U.S. rubber vulcanization process, research and development of highly competitive high-quality rubber joints, shock absorbers, metal hoses, air springs, rubber airbags and other high-end brand products. Songxia has perfect detection ability, according to the users requirements, design and manuf...

Why Songxia?

1,LARGEST INVENTORY IN CHINA, With over thousands of finished goods stocked in our warehouse, we have your requirement in stock.
2,CHOICE OF ELASTOMERS, Standard sizes are stocked in Butyl, EPDM, PTFE and Neoprene, Nitrile, Natural Rubber. Other elastomers available upon request. More importantly, We will assist you in elastomer selection according your requirement.
3,COMPLETE PRODUCT LINE, SONA is a "one-stop service" for your expansion joint requirements, molded, spherical, wide-arch, reducers, pipe penetration seals, unions, etc. - are all available.
4,EMERGENCY PRODUCTION & QUICK SHIPMENTS, In stock items can ship within 2 days after receipt of order

RUBBER EXPANSION JOINTS FAQ

RUBBER EXPANSION JOINTSFAQ Q: What is a rubber expansion joint? A:Arubberexpansionjointisaflexibleconnectorconsistingofnaturalorsyntheticelastomers,fabricand whennecessarymetallicreinforcements.Therubb...

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Description of the installation of the rubber joint

Description of the installation of the rubber joint...

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rubber expansion joint installation instructions

rubber expansion joint installation instructions...

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Application and Rubber properties

Application and Rubber properties...

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