Diaphragms

Back to overview
Installation sketch Diaphragm

The membrane is manufactured from many different materials and used in a variety of applications, such as pumps, actuators, hydraulic accumulators, valves or controllers. Their tasks include the regulation, pumping or separation of media. For every type of cylinder and application, Freudenberg Sealing Technologies offers the right membrane – in both standard and custom sizes and formats.

Select your filter

polymer
material
brand
Freudenberg
design

Filtered items for Diaphragm ( 103 hits )

  design material Dg Dk H W brand item no. SP | IP    
cross-section thumbnail Diaphragm MT MT NBR MT0496 - - - 1.1 Freudenberg 49046469 Details
cross-section thumbnail Diaphragm MT MT CR MT0510 - - - 1.1 Freudenberg 49081442 Details
cross-section thumbnail Diaphragm MT MT NBR MT0513 - - - 1 Freudenberg 49059174 Details
cross-section thumbnail Diaphragm MT MT ECO MT0504 - - - 1 Freudenberg 49081104 Details
cross-section thumbnail Diaphragm MT MT NBR MT0481 - - - 0.9 Freudenberg 505415 Details
cross-section thumbnail Diaphragm MT MT NBR MT0489 - - - 0.68 Freudenberg 49042568 Details
cross-section thumbnail Diaphragm MT MT EPDM MT0511 - - - 0.55 Freudenberg 49062925 Details
cross-section thumbnail Diaphragm MT MT NBR MT0490 - - - 0.4 Freudenberg 505417 Details
cross-section thumbnail Diaphragm MT MT NBR MT0479 - - - 0.17 Freudenberg 505414 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 415 400 80 1 Freudenberg 37193 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 320 310 120 1 Freudenberg 39645 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 320 310 90 1 Freudenberg 32278 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 260 250 50 1 Freudenberg 34921 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 250 240 120 1 Freudenberg 2016 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 250 240 70 1 Freudenberg 34908 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 220 210 80 1 Freudenberg 160756 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 200 190 120 1 Freudenberg 35695 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 200 190 90 1 Freudenberg 35905 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 200 190 60 1 Freudenberg 35906 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 200 190 30 1 Freudenberg 406704 Details

Diaphragms from Freudenberg Sealing Technologies: Universal sealing element

Freudenberg Sealing Technologies has been instrumental in the emergence of the diaphragm industry and has become the European market leader in diaphragms thanks to more than 50 years of experience. The company offers diaphragms of the highest quality and for almost every application. Diaphragms are used in the processing industry, for example, in actuators, fittings, hydraulic accumulators, pumps, compressors, valves and regulators. Their tasks include regulating, pumping and separating media. Freudenberg Sealing Technologies is a trusted partner for critical diaphragm applications: for industry-renowned OEMs as well as for well-known accessories and spare parts suppliers. The company offers solutions for a large number of flight systems, for example for engine controls, fuel supply systems, for valves and regulators in cabin pressure compensation as well as for emergency systems and for additional oxygen masks. Especially for the aerospace industry, Freudenberg Sealing Technologies has a wide range of diaphragms, such as for rotary wing and fixed wing aircraft.

Diaphragms made from a variety of materials

Freudenberg Sealing Technologies has decades of experience in the development and manufacture of elastomer diaphragms with fabric reinforcement, various inserts and PTFE film overlays. The market leader provides comprehensive design support, including simulation capabilities (FEA) and testing facilities, to develop high-quality and reliable diaphragms for custom applications. The company utilises a great many different materials. Diaphragms made of elastomer materials facilitate the production of special seals for every industrial factor. They reliably and safely perform the following functions: pumping, controlling and switching, collecting and disconnecting. Materials meet industry-specific application standards and are OEM-approved.

Large range of diaphragms

Freudenberg Sealing Technologies offers a variety of diaphragms made from a range of different materials, both in standard and customer-specific sizes and formats. The entire range of diaphragms, including product and material data sheets, ordering options, prices and availability as well as dealer contacts, can be found in our e-catalogue.