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Product Description
Excellent general-purpose gasketing material, it’s toughness and good compressibility characteristics make it highly satisfactory in a very wide range of applications. The material has a very low swelling in oils and fuels, which makes it especially suitable for transformer applications.
Binder
Neoprene/Nitrile Rubber
Cork Granule Size
U.S Mesh 18/35
Specification Conformance
BSAU RC80-B
DEF 22 (Aircraft Industry)
BS2F66 (Minimum granule mix 65% Nitrile as per British Standard)
ASTM F 104 (F225000-M2S9)
Physical Characteristics
Hardness Shore “A” 60-80
Specific Gravity 0.700-0.800
Density KG/CU.MT. 700-800
LBS/CU.FT. 43.8-50.0
Compressibility @ 440 psi. (28kg/sq.cm) % 25-40
Recovery (Min) % 75
Tensile Strength (Min) PSI 250
Kg/sq.cm 17.5
Thickness Tolerance (%) Normal: +/- 10
Flexibility
Original (F-5) No cracks
Oven aged 70 hrs @ 100c (F=16) No cracks
ASTM No 1 Oil 70 hrs @ 100c (F=16) No cracks
Volume Change after Immersion
ASTM No 1 Oil 70 hrs @ 100c -10 to + 10
ASTM No 3 Oil 70 hrs @ 100c 0 to + 20
ASTM Fuel A 22 hrs @ R.T 0 to + 10
Test Method
ASTM F 104-59
Contact Charles Cantrill
We supply a wide range of cork gasket material and can provide assistance selecting the correct material for the job.
Simply contact us and we will ensure you have the correct materials for the job.
E // sales@charlescantrill.com
T // 01922 455 736
F // 01922 745 244