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(NBR) Rubber Gasket

Spare NBR Rubber Gaskets for flexible pipe couplings.

When ordering spare gaskets for the flexible pipe couplings, please specify the manufacturer’s name, model and the size of the flexible coupling currently in use, along with the name, temperature, and pressure of the line content, etc.

Brand: CVS®
Category: Rubber Products
Sub Categories: Rubber Gaskets
IMPA: 735036;

Description

Spare NBR Rubber Gaskets for flexible pipe couplings.

When ordering spare gaskets for the flexible pipe couplings, please specify the manufacturer’s name, model and the size of the flexible coupling currently in use, along with the name, temperature, and pressure of the line content, etc.

Product Features:
  • General Purpose Sealing
  • Water
  • Petroleum Oils and Fluids
  • Silicone Greases and Oils
  • Di-Ester Base Lubricants
  • Ethylene Glycol Base Fluids

Additional information

Physical Attributes

Hardness according to Shore A (DIN 53505 / ASTM D 2240): 65–/ .5
Tensile Strength (DIN 53504 / ASTM D 412): min. 140kg/cm
Elongation at Break: min. 250%
Density: 1.25g/cm 
Min. Temperature: -20°C
Max. Temperature: 110°C

Oil Aging ASTM No.1, 70 hours at 100°C (ASTM D 471)

Change in Hardness (Shore): Max. -5
Change in Tensile Strength (%): Max. -15
Change in Elongation (%): Max. -20
Change in Volume (%): 0 to -10

Oil Aging ASTM No.3, 70 hours at 100°C (ASTM D 471)

Change in Hardness (Shore): 0 to -10
Change in Tensile Strength (%): Max. -15
Change in Elongation (%): Max. -15
Change in Volume (%): Max. +15

Air Aging, 70 hours

Change in Hardness (Shore): At 110°C: Max. +10 / At 120°C: Max. +10
Change in Tensile Strength (%): At 110°C: Max. -10 / At 120°C: Max. -15
Change in Elongation (%): At 110°C: Max. -20 / At 120°C: Max. -40

Compression Set, ASTM D 395B (25% Deformation)

After 22 hours: At 100°C: Max. 15% / At 120°C: Max. 25%

Brittle Point (ASTM D 2137)

-35°C

Product Datasheets

Please select a product variation to see the downloads.

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