Molded Rubber Sealing Rings – Waterproof and Oil-Resistant Rubber Parts for Industrial Seals

These molded sealing rings are used in applications requiring high-performance sealing under pressure. Manufactured with precision, they ensure reliable performance in oil, water, or gas systems.

Product Features

Superior sealing under static or dynamic loads

Oil, fuel, and chemical resistant

High resilience and low deformation

Custom fit with tight tolerances

Technical Specifications

Material: NBR, FKM, HNBR, Silicone

Hardness: Shore A 60–90

Temperature Range: -20°C to +200°C

Tolerance: ±0.1 mm

Compression Set: ≤ 15%

Color: Black, Red, Green, Blue

Applications

Hydraulic and pneumatic systems

Automotive engine and fuel seals

Mechanical equipment joints

Home appliances and piping systems

Customization Options

Standard and non-standard sizes

Color coding for different media

Dual-material or over-molded options

Custom logo or part number imprint

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.