Cathay Mechanical Seals (Kunshan) Co.,Ltd. is a joint venture of Italy, Germany and China, manufacturing high quality mechanical seals for pumps, mixers, compressors, etc. Our partners ROTEN Italy and ROTEN-MSG Germany, have more than 60 years experience in the field of mechanical seals. We are committed to assist customers with the best sealing solutions at competitive prices. 

Our products and services include:  

--Bellow mechanical seals: rubber bellow, PTFE bellow and metal bellow

--Spring pusher seals: single spring, multiple springs and wave spring

--Cartridge mechanical seals: single and double arrangement

--OEM mechanical seals and customized products

--Seal materials: SSiC, RBSiC, alumina, TC, carbon, stainless steel and all kinds of elastomer

--Seal maintenance, including refurbishment and re-engineering

To guarantee our products quality, we select the best raw materials and take state-of-the-art manufacturing process for all components. The different material combinations and seal designs enable us to serve different industries, such as water treatment, food and beverage, petroleum, chemical, power plant, pulp and paper, printing and dyeing, pharmaceutical, automotive, marine, etc. 

CMS is devoted to meet customers’ demands not only by quality and price, but also by our service. All customers’ questions will receive immediate response from our sales staff or technicians.