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James Walker® Gaskets & Jointings > Cork-elastomer jointings



  Cork-elastomer jointings
Nebar® Green: Sponge
 
DESCRIPTION
Soft cork-elastomer jointing of closedcell construction based on polychloroprene elastomer. Previously designated Lioncelle® CS.

PRIME FEATURES
• For sealing at low bolt loads, and on uneven or delicate flanges.
• Exceptional oil resistance.
• Suitable for low-medium fluid pressures.
• 100°C maximum operating temperature in liquids.
• Retains flexibility down to –30°C.
 
SPECIFICATION
Complies with ASTM F104 P2357A.
 
PHYSICAL PROPERTIES
(Tested to ASTM F104 procedures)
Hardness, IRHD 35 to 50 (ASTM D1415)
Tensile strength, MPa min 0.53 (ASTM F152)
Compressibility @ 0.7N/mm2, % 25 to 45 (ASTM F36)
Recovery, minimum % 75 (ASTM F36)
 
Fluid resistance, % volume swells in:
ASTM oil 1, 72h @ 100°C –10 to +10 (ASTM F146)
IRM903, 72h @ 100°C +15 to +50 (ASTM F146)
Fuel A, 22h @ ambient 0 to +25 (ASTM F146)
BS148 Transformer Oil, 14 days @ 90°C +15 (ASTM F146)
 
HOW SUPPLIED
Precision cut gaskets to any shape, size and quantity. In sheets 1.2m x 1m.
Thicknesses: 3mm, 5mm, 6.4mm.