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 BFA BFA 50 NBR 253 16 12 13 0.45 Freudenberg 2227 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 20 15 20 0.45 Freudenberg 35842 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 25 20 10 0.45 Freudenberg 23898 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 25 20 15 0.45 Freudenberg 34050 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 25 20 20 0.45 Freudenberg 457 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 25 20 25 0.45 Freudenberg 33921 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 30 25 10 0.45 Freudenberg 530043 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 30 25 18 0.45 Freudenberg 110820 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 30 25 25 0.45 Freudenberg 37944 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 30 25 30 0.45 Freudenberg 35794 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 33 28 27 0.45 Freudenberg 426243 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 35 30 10 0.45 Freudenberg 37112 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 35 30 22 0.45 Freudenberg 35960 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 35 30 28 0.45 Freudenberg 35805 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 35 30 35 0.45 Freudenberg 34445 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 40 35 18 0.45 Freudenberg 2294 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 40 35 25 0.45 Freudenberg 96543 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 40 35 35 0.45 Freudenberg 35851 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 40 35 40 0.45 Freudenberg 35845 Details
cross-section thumbnail Diaphragm BFA BFA 50 NBR 253 45 40 10 0.45 Freudenberg 35946 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.