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RQ-SL

Seals & O-Rings

Static and dynamic sealing solutions with precision tolerances to ISO 3601 and ASTM D2000 standards.

Seals & O-Rings

Application Cases

Primary Function
Dynamic and static sealing for pressure-bearing assemblies.
Tolerance Capability
Up to ISO 3601-1 Class B with validated compression control.
Typical Lifecycle
Designed for long service intervals in fluid and thermal systems.
Core Features
Temperature range: -60°C to 320°C | Chemical resistance customization | Low compression set

Key Specifications

Standard Range ISO 3601 / ASTM D2000
Hardness Window 50-90 Shore A
Operating Temperature -60°C to +320°C (compound-dependent)
Compression Set Target < 15% @ 200°C / 22h
Surface Finish Ra 0.8-1.6 μm (critical lines)
Inspection 100% visual + AQL sampling for dimensions

Material Compatibility

FKM

Excellent

High heat and fuel resistance for demanding environments.

NBR

Excellent

Strong oil resistance with balanced cost profile.

EPDM

Good

Preferred for water, steam, and weather exposure.

HNBR

Excellent

Enhanced mechanical durability at elevated temperature.

Application Cases

Automotive Cooling Module Seal

High-cycle thermal sealing for EV coolant manifold.

Leakage incidents reduced after migrating to high-fluorine compound.

Robot Actuator Shaft Seal

Dynamic sealing with repeated rotational movement.

Extended maintenance interval through lower compression-set profile.

Industrial Pump Face Seal

Chemical handling line requiring stable elastomer behavior.

Improved resistance to solvent swelling and edge cracking.

3D CAD Downloads

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Typical Applications

Hydraulic systems | Pneumatic cylinders | Rotary shafts | Static flanges