echnologies(Dalian) Co.,Ltd., SR Filtration Technology(Dalian) Co.,Ltd. and SR Filtration Technology(HongKong) Co.,Ltd. are professional companies providing compressed air and gas filtration and drying technologies. We have long-term cooperation with well-known companies such as Walker Filtration, nano-purification solutions, Airfilter Engineering, EnE System etc. We provide professional gas purification solutions for global customers, offer products that meet international manufacturing standards, and provide OEM customized services. We provide professional gas purification technical support for various industries such as industrial production, food and beverage, medical health, automobile manufacturing, electronic technology, transportation, military science, scientific research, etc. 

• Gas Purification Solutions 

• --Filtration Solutions  

We provide customized filtration solutions for various industrial applications. The filtration products we offer have surpassed traditional designs in terms of energy-saving effects and installation convenience, standing at the forefront of the market.

We also provide solutions for high-pressure gas filtration, oxygen filtration, ammonia filtration, trace gas filtration, breathing air filtration, and more.

• --Gas Drying and Modular Products purification solutions

The modular adsorption dryers can provide a stable pressure dew point, and the dried gas fully meets the requirements of ISO 8573-1:2010 standards. The pressure dew point can be  -70°C. Carbon dioxide adsorption modules, breathing purification modules, oil removal modules, etc., offer reliable gas filtration performance to meet customers' special needs and solve various problems in gas purification for customers.

• Vacuum System Purification Solutions

Vacuum system purification solves the problems of vacuum pump inlet protection filtration and vacuum pump exhaust filtration, ensuring stable operation of the vacuum pumps. Vacuum sterilization applications in hospital center suction systems, solid particle filtration efficiency of more than 99.9999%. We provide reliable solutions for the purification of medical vacuum systems, meeting the requirements of the UK Medical Memorandum HTM02-01 standard.

• Modular Nitrogen Generation Solutions

Taking the SR modular nitrogen generator as the core and utilizing the PSA (Pressure Swing Adsorption) principle to produce nitrogen, the nitrogen purity can reach up to 99.999%. It provides more energy-saving modular ultra-high purity nitrogen generation solutions for multiple industries such as electronics, medicine, biology, chemicals, lasers, food, etc. Compared with bottled nitrogen and liquid nitrogen, it can significantly reduce nitrogen usage costs and help enterprises effectively cut production costs.

• Modular Oxygen Generation Solution

          We also provide modular oxygen generation solutions using equipment such as oxygen generators, filters and dryers,meeting ASTM G93/G93M standard.