In 1950, Bellofram introduced the original rolling diaphragm for a wide variety of industries and applications. Since that time, over one billion diaphragms have been used successfully throughout the world.

  • 160,000 sq. ft. of manufacturing space
  • 100+ molding presses in a wide range of sizes and capacity
  • Industry’s largest in-stock tooling inventory
  • In house custom mixing
  • In house tool design & manufacturing
  • Single or double coated
  • Sizes range from 1/4″ to 32″ diameter
  • Elastomers for hostile environments
  • Temperature ranges from -120°F to +600°F
  • Fabrics for pressures up to 1,000 psi
  • Experienced application engineers
  • Knowledgeable sales staff
  • Fast turnaround on quotations, prototypes
  • Fast delivery-in ones or thousands

To make an analysis of your specific application, please answer a few questions. Our engineers will respond within 24 hours.