3R872

Compressed sheets

Compressed non-asbestos sheet gasket material produced from carbon fibers and graphite, bonded with nitrile rubber (NBR).
It is a premium grade, multi-service gasket sheet, designed to handle extreme pressure and temperatures and is easily clean cut. This versatile sheet minimizes gasketing sheet inventory.

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Applications

The 3R872 is suitable for service handling the following general media categories :

- Mild organic and inorganic acids
- Concented and diluted alkali
- Water
- Brine
- Saturated steam
- Instrial gases
- Animal, synthetic and vegetable oils
- Petroleum and derivatives
- General chemicals
- Aromatic, chlorinated and oxygenated solvents
- Neutral and aliphatic solutions
- Refrigerants
- Air

Specifications

Technical Data

Temperature Limits
Maximum 450°C (840°F)
Continuous Max 270°C (515°F)
Pressure limits
Maximum 1900 psi (130 bar)
Continuous Max 1000 psi (70 bar)
ASTM Line call out F104 F712120E23M6
Color Black
Available Sheet Size
Thickness 1/64" to 1/8"
Sheet Sizes 59" x 63", 59" x 126", 118" x 126"
ASTM Test Method
-
Density 106 lb/ft³ (1.7 gg/cc)
F36
Compressibility 5-15%
Recovery min 50%
F38
Tensile Strength Across Grain 2175 psi (15 N/mm²)
Creep Relaxation 22%
Torque retention (DIN 52913) 35 N/mm²
F495
Ignition Loss max 50%
F146
Thickness Increase After 5 Hours Immersion - ASTM IRM 903 @ 300°F (150°C) max 15%
Thickness Increase After 5 Hours Immersion - ASTM Fuel B @ 77°F (25°C) max 15%
Weight Increase After 5 Hours Immersion - ASTM IRM 903 @ 300°F (150°C) max 15%
Weight Increase After 5 Hours Immersion - ASTM Fuel B @ 77°F (25°C) max 15%
F37
Sealability at 1000 psi 0.2 ml/h
N.B. The information, details and values indicated are to the best of our knowledge. We recommend to conduct tests according to local conditions. The data is subject to some variations without notice.