CH series packing seals in fabric-reinforced rubber for double-acting hydraulic cylinders. Complete set of sealing elements for fitting on pistons, ideal for industrial applications at medium pressures.

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POLYPAC DBM TYPE SEAL, FROM 098059 TO 787688
DBM series seals for double-acting pistons made up of 5 elements: NBR, polyester and POM. Ideal for one-piece pistons in standard operating conditions with pressures up to 30 MPa.
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The Polypac DBM series seals are economical and reliable solutions for sealing on single-piece pistons of double-acting hydraulic cylinders.
5-element structure:
- Sealing rings in NBR
- Supports in polyester
- Anti-extrusion rings in acetal resin (POM)
Excellent value for money: These seals offer an ideal balance between performance and cost, making them perfect for standard industrial applications.
Operating parameters:
| Feature | Value |
|---|---|
| Max pressure | 30 MPa |
| Temperature | -30°C / +130°C |
| Max speed | 0.5 m/s |
Benefits: ✓ Good wear resistance ✓ Reliable sealing ✓ Compatibility with mineral oils and emulsions
Available range: from 098059 to 787688 for numerous commercial cylinders.
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Seal type Polypac B 401354 with dimensions 102 mm (D) × 90 mm (d) × 9.6 mm (E), designed for rod sealing in hydraulic cylinders and mechanical applications with reciprocating motion.
WRM series single-acting wipers in elastomeric compound. Profile designed for great stability in the housing, ideal for protecting rods from dirt and external contaminants.