Durlon® 8300

Durlon® 8300 is a premium grade compressed sheet gasket material that is excellent in steam and hydrocarbon services for the refining, petrochemical and power generation industries and designed to handle the extremes of pressure and temperature. Other applications include oil, water, mild alkalis, mild acids and solvents.

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Durlon® 8300 is premium grade compressed sheet gasket material that is excellent in steam and hydrocarbon services in the refining, petrochemical and power generation industries. Other applications include oil, water, mild alkalis, mild acids and solvents.
Durlon® 8300 contains high-strength carbon fibres bonded with nitrile (NBR) synthetic rubber. A release agent on both sides provides good anti-stick properties.
Color Black
Fiber System Carbon
Binder NBR
Temp. Min.
Temp. Max.
Continuous, Max
-73°C (-100°F)
482°C (900°F)
343°C (650°F)
Pressure, max, bar (psi) 139 (2,000)
Density, g/cc (lbs/ft3) 1.6 (100)
Compressibility, % 8-16
Recovery, % 50
Creep Relaxation, % 18
Tensile Strength, MPa (psi) 12.4 (1,800)
Sealability
ASTM 2378 (Nitrogen)
0.05 cc/min
Fluid Resistance, ASTM F146 IRM 903 Oil 5hrs at 300°F
Thickness Increase, %
Weight Increase, %
0-10
10
Fluid Resistance, ASTM Fuel B 5hrs at 70°F
Thickness Increase, %
Weight Increase, %
0-10
12
Flexibility, ASTM F147 10x
Volume Resistivity, ohm-cm ASTM D257 5.0 x 109
Dielectric Breakdown, ASTM D149, kV/mm (V/mil) 0.04 (1)

Note: ASTM properties based on 1/16″ sheet thickness except ASTM F38, which is based on 1/32″ sheet thickness. This is a general guide only and should not be the sole means of accepting or rejecting this material. The data listed here falls within the normal range of product properties but should not be used to establish specification limits nor used alone as the basis of design.

*For applications above Class 300, consult your representative.

California Proposition 65 Compliant
RoHS Reach Declaration Compliant
1/16” 1/8”
m 3.7 3.0
Y psi (MPa) 3,515 (24.2) 4,014 (27.7)
Gb psi (MPa) 512 (3.5) 460 (3.2)
a 0.355 0.313
Gs psi (MPa) 13 (0.09) 0.427 (0.003)