Non-asbestos Jointing Sheet Coseal Type 2707

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Basis

Advanced composite gasket material formulated with aramid fiber, glass fiber, and inorganic fillers, bonded with a high-performance NBR binder system.

Application

Engineered for high-stress applications involving:
• Petroleum-based fluids (oils, fuels, lubricants, hydrocarbons)
• Industrial process media (alcohols, cooling liquids)
• Steam and water systems
• Compressed gas applications

Area of Application

Suitable – Suitable when chemical compatibility is verified
Conditionally Suitable – Consultation recommended for marginal applications
Not Recommended – Installation prohibited without comprehensive technical assessment






Parameter Standard Coseal 2707 Units
Max. Peak Temperature 450 °C
Max Operating Temperature 295 °C
Max. Operating Pressure 120 bar
Density ASTM F 1315 1.70-1.9 g/cm³
Compressibility ASTM F 36 J 5-15.0 %
Recovery ASTM F 36 J ≥ 45.0 %
Tensile Strength ASTM F 152 ≥ 10.0 N/mm²
Gas Permeability BS 7531 ≤ 1.0 ml/min.
ASTM oil no.3 (5h, 150°C) ASTM F 146
Thickness Increase ≤ 10.0 %
Weight Increase ≤ 10.0 %
Fuel B (5h, 23°C) ASTM F 146
Thickness Increase ≤ 10.0 %
Weight Increase ≤ 10.0 %
Water (5h, 100°C) ASTM F 146
Thickness Increase ≤ 10.0 %
Weight Increase ≤ 10.0 %
Stress Relaxation (16h X 175°C 2.00mm) DIN 52913 ≥ 25.0 MPA
Flexibility BS 7531 No Sign of Cracks
Colour Yellow



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