Polyurethane O-Rings | 1.8 mm Cross Section Wear Resistant Sealing Rings

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Shop 1.8 mm cross section polyurethane O-rings for industrial sealing. Excellent abrasion resistance, high tensile strength, oil resistance, and long service life. Available in multiple inside diameters and custom sizes.

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Estimated Delivery Date: Aug 14 - Aug 14

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Specifications

Product Overview

Our 1.8 mm cross section polyurethane O-rings are designed for demanding industrial sealing applications where high wear resistance and long service life are essential. Compared with conventional rubber O-rings, polyurethane provides superior abrasion resistance, excellent tensile strength, and outstanding mechanical durability.

These sealing rings are suitable for both dynamic and static sealing in hydraulic equipment, pneumatic systems, machinery, valves, pumps, and industrial automation equipment.

ID	CS	OD
5 mm	1.8 mm	8.56 mm
9 mm	1.8 mm	12.6 mm
19 mm	1.8 mm	22.6 mm

5 mm

1.8 mm

8.56 mm

9 mm

1.8 mm

12.6 mm

19 mm

1.8 mm

22.6 mm

Key Features

1.8 mm precision cross section

Excellent abrasion and wear resistance

High tensile and tear strength

Good resistance to oils, grease, and many industrial lubricants

Long service life under repeated movement

Suitable for dynamic and static sealing

Available in a wide range of inside diameters

Custom sizes available upon request

Why Choose Polyurethane O-Rings?

Polyurethane O-rings offer significantly higher wear resistance than standard rubber sealing rings while maintaining excellent elasticity and sealing performance. Their superior mechanical strength makes them ideal for high-pressure systems and applications involving reciprocating or dynamic motion, reducing maintenance frequency and extending equipment service life.