Custom Rubber Bellows – Flexible Molded Parts for Dust and Vibration Protection

Rubber bellows are designed to protect moving parts from dust, dirt, and moisture while allowing movement. Our molded rubber bellows offer excellent flexibility and durability.

Product Features

Expandable and compressible structure

UV and aging resistance

Protects mechanical joints or shafts

Long service life in outdoor environments

Technical Specifications

Material: EPDM, Silicone, CR, NBR

Diameter: 10–200 mm

Length: 20–500 mm

Wall Thickness: 1–5 mm

Operating Temperature: -40°C to +150°C

Color: Black, Grey, Custom

Applications

Automotive steering and suspension

Industrial actuator and sensor protection

Robotics and automation joints

Medical and laboratory equipment

Customization Options

Custom flanges and mounting interfaces

Single or double convolution design

Hardness, thickness, and size as required

3D mold development and prototyping

Shenzhen Xunzhi Building Materials Industrial Co., Ltd. is an integrated enterprise specializing in design, production, and sales, with many years of experience in manufacturing and technical product development. The company has two subsidiaries: Hong Kong Ruisong Technology Co., Ltd. and Sanya Ruisong Technology Co., Ltd. It is a professional manufacturer of door and window seals, curtain wall seals, and vehicle door sealing strips, providing one-stop rubber sealing solutions to global customers for many years.

We specialize in the production and processing of various sealing and molding products, including PVC (Polyvinyl Chloride), EPDM (Ethylene Propylene Diene Monomer), high-grade thermoplastic rubber (Santoprene), silicone rubber, dual-hardness sealing strips, rigid decorative strips, EVA single- and double-sided adhesive products for doors, windows, and curtain walls, as well as molded parts and plastic-rubber injection components.

The company is equipped with a strict quality assurance system, comprehensive testing procedures, and excellent after-sales service. Our products are highly recognized and praised by industry professionals, and are exported to Europe, America, Southeast Asia, and Hong Kong and Macao regions.