CUSTOM SOLUTIONS.
CUSTOM SHAPES.
CUSTOM SHAPES.
A HIGHER SEALING ENSURING
CONSISTENCY AND SAFETY
CONSISTENCY AND SAFETY
ENGINEER-TO-ENGINEER SOLUTIONS
SMARTER PARTNERSHIP OPTIMIZES DIAPHRAGM VALUE
ENGINEERED
FOR APPLICATIONS
OF ANY SIZE
AEROSPACE, AUTOMOTIVE,
INDUSTRIAL, AND BEYOND
INDUSTRIAL, AND BEYOND
Made RIGHT.
Made HERE.
Made HERE.
USA-MADE BELLOFRAM
DIAPHRAGMS ARE ACCURATE,
AND CONSISTENT.
AND DELIVERED FAST!
DIAPHRAGMS ARE ACCURATE,
AND CONSISTENT.
AND DELIVERED FAST!
CHALLENGING APPLICATIONS?
OUR QUOTE WIZARD CLEARS THE FOG.
Cylinder Bore Diameter
Pressure Area
Max Temperature
Approximate Cycle Rate
Low Pressure Side
Min Pressure
Time Interval at High Temperature
Down-Stroke
DIAPHRAGMS DESIGNED SPECIFICALLY FOR:
WHY DESIGN & PRODUCT ENGINEERS WORK WITH US
Work
Engineer-to-Engineer
Solve design and composition challenges directly with our chemical and mechanical engineers. ISO 9001:2015 and AS9000 certified.
Custom Solutions
Diaphragm Wizard
With only a few technical questions to help us understand your application — we’ll be able to zero in on your nuanced needs. Try our wizard and start improving performance now!
Diaphragm
Manual
It’s the most comprehensive diaphragm catalog in the business. Download the Bellofram Rolling Diaphragm Design Manual here
Meet Your Diaphragm
Experts
We’ve assembled the finest team of engineers and chemists in the industry, all focused on one goal: creating the product that’s perfect for your application.
Meet Our Engineers
Three questions for our engineers about diaphragms, engineering, and maybe even their favorite sports team!