Bituminous Expansion Joint Filler Strip – Asphalt-Resistant Rubber Sheet for Pavement Gaps

A rubber joint filler strip developed for compatibility with asphalt and bitumen, offering excellent sealing and vibration damping for roadways and joint transitions.

Features

Bitumen-compatible surface

Absorbs shock and vibration

Highly weather resistant

Long service life in road use

Technical Specifications

Material: Rubber-bitumen blend

Width: 50–300 mm

Thickness: 6–25 mm

Color: Black

Density: 1.2–1.5 g/cm³

Softening Point: ≥ 80°C

Applications

Asphalt roads and median joints

Runway pavement systems

Drainage trench edge sealing

Urban pavement separation zones

Customization Options

Grooved or flat surface

Custom length and hardness

Optional aluminum or fiber reinforcements

Bulk packaging on pallets

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.