Rubber Diaphragm

Request a Quote

Rubber Diaphragm

Rubber Diaphragm (Diaphragm Seals): Diaphragm Rubber are flexible seals that block undesired items between two places. Diaphragm Rubber can prevent many different substances such as liquids, gasses, and other solutions. This material is tough and effective when it comes to blocking unwanted substances. In compliance with the rubber molding industry standard RMA A2 Precision tolerances, this material is designed for specific industry applications, including pneumatic actuators, pumps and control valves

Our rubber diaphragm comes in a variety of different rubber compounds and material to fit any need. 

  • Natural Rubber (NR) 
  • Nitrile, Buna-N (NBR) 
  • EPDM 
  • Viton® (FKM) 
  • Silicone 
  • Neoprene®

Physical Properties

Elongation: 350% minimum

Hardness Range (Durometer Shore A): 60

Tensile: 800 psi minimum

Thermal Properties

Minimum Service Temperature: -20°F 

Maximum Service Temperature: 170°F 

For complete information regarding environmental resistance and chemical resistance give us a call and our trained and knowledgeable staff will be able to answer your questions.