Piston Seal

Bronze-filled PTFE hydraulic cylinder piston seal rings designed for excavators and heavy machinery. Withstands 40MPa pressure and -100℃ to +200℃ temperatures. Provides excellent contaminant protection, long service life, and easy installation for hydraulic systems in demanding industrial applications.

High-performance hydraulic piston seals with 500Bar pressure rating and -40°C to 100°C temperature range. Features PTFE construction, 14 MPa tensile strength, and excellent chemical resistance. Ideal for excavators, construction machinery, and industrial hydraulic systems requiring durable, reliable sealing solutions.

JCB hydraulic cylinder KR piston seal featuring 300 bar pressure rating, -35°C to +110°C temperature range, and PU+NBR composite construction. This double-acting seal provides excellent resistance to shock loads, pressure peaks, and extrusion while maintaining perfect sealing performance even at low pressure conditions. Available in multiple sizes including 32×24.5×3.2mm to 80×69×4.2mm dimensions.

NCF piston seal ring featuring Cotton Fabric + POM construction for hydraulic cylinder applications. Withstands pressures up to 300 Bar and temperatures from -50℃ to 120℃. Provides superior sealing performance, long service life, and simple installation for excavators, cranes, and industrial machinery. Custom packaging and global payment options available.

High-performance NCF TPM hydraulic piston seals with 300 Bar pressure resistance and -50℃ to 120℃ temperature range. Five-piece double-acting design with NBR/FKM+PTFE+NY materials for superior sealing in construction equipment, cranes, and lifts. Features simple installation, long service life, and custom sizing options.

Compact double-acting hydraulic piston seal designed for medium to heavy-duty applications. Features PTFE with bronze construction, NBR/FKM square-ring, and operates at ≤400 Bar pressure with temperatures from -35°C to +200°C. Provides low friction, stick-slip free operation, and easy installation for excavator hydraulic systems.

SPGW compact hydraulic piston seals provide double sealing performance for heavy-duty construction equipment. With pressure ratings up to 300 MPa and temperature range from -30°C to +110°C, these seals feature PTFE with bronze, nylon, and NBR construction for exceptional wear resistance, easy installation, and reliable performance in demanding hydraulic applications.

SPGW double-acting piston seals deliver exceptional performance in heavy-duty hydraulic applications. With pressure ratings up to 300 MPa, temperature range of -30°C to +100°C, and low friction PTFE construction, these seals provide reliable sealing with high sliding speeds and extended service life. Available in sizes from 50mm to 250mm for various industrial requirements.

SPG double acting piston seal features PTFE face ring for ultra-low friction and elimination of stick-slip movement. Compact design suitable for medium to heavy duty hydraulic applications with multiple size options from 30mm to 100mm. Professional manufacturer with 10+ years experience offering custom formulations and retail sales.

Professional double-acting hydraulic cylinder piston seals with NCF TPM design, rated for 300 Bar maximum pressure and temperatures from -50°C to 120°C. Features five-element construction with NBR/FKM, PTFE, and NYLON materials for low friction and high-pressure resistance. Ideal for construction equipment, cranes, lifts, and industrial hydraulic applications.

SPGO low-friction piston seal features PTFE+Bronze construction with rubber O-ring for two-way hydraulic cylinder sealing. Available in multiple sizes from 28mm to 280mm OD with heights of 3.2mm, 4.2mm, 6.3mm, and 8.1mm. Prevents fluid flow across pistons, enables pressure buildup, and comes in blue for easy identification. Custom sizes and designs available.

Professional SPGO piston seals featuring PTFE+Bronze seal rings with rubber O-rings for two-way hydraulic cylinder sealing. Low-friction design prevents fluid cross-flow and enables pressure buildup. Available in multiple sizes with custom material options and retail support.

Low-friction SPGO hydraulic piston seals with PTFE+Bronze construction provide reliable two-way sealing for excavator cylinders. Available in multiple sizes from 28mm to 280mm OD, these seals prevent fluid flow across pistons and enable pressure buildup. Manufactured with over 10 years of experience and strict quality testing.

High-performance SPGO piston seal featuring PTFE+Bronze and NBR materials for wear-resistant two-way sealing in hydraulic cylinders. Available in multiple sizes from 28mm to 280mm OD with 3.2mm to 8.1mm heights. Designed for machinery repair shops and construction applications with low friction design and reliable pressure maintenance.

Engineered for heavy load hydraulic systems, this NBR piston seal withstands 250 Bar pressure and -30 to 100°C. Ideal for construction machinery, it ensures durability and leak-free performance. Custom options and OEM support available.

Engineered for medium to high pressure hydraulic cylinders, this SPG piston seal features a PTFE sealing element with NBR energizer for two-way sealing. Offers low friction, high wear resistance, and long service life. Custom sizes available. Ideal for excavators and heavy equipment.

SPGW piston seals for double-acting hydraulic cylinders in heavy equipment. Features PTFE outer ring, NBR elastic ring, and POM backup rings for high wear resistance and pressure up to 300 MPa. Custom sizes available with OEM certification.

Compact double-acting piston seal for medium to heavy duty hydraulic applications. PTFE face ring ensures low friction and eliminates stick-slip. Custom sizes available. Ideal for machinery repair shops.

SPG compact double acting piston seal for medium to heavy duty. PTFE face ring ensures low friction, no stick slip. Custom sizes available. High quality raw materials. Ideal for industrial hydraulic cylinders.

SPG compact double acting piston seal for medium to heavy duty applications. Features low friction PTFE face ring, eliminates stick slip. Custom sizes available. Ideal for machinery repair shops.