Bellofram Silicones

Silicone is at the heart of performance. This industry leader manufactures sponge and solid rubber in a variety of shapes and sizes, partnering with product designers to transform silicone into custom engineering solutions.

Bellofram Diaphragm Division

Inventor of the original rolling diaphragm and a leader in anti-friction seals. Maker of diaphragms with precisely engineered tolerances for premium performance and long-lasting durability in critical applications.