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AI-777

Asbestos Beater Jointings (Grade : AI-777)

A low Density facing material with Nitrile Rubber Binder & processed Fibres. Suitable for combining with Perforated Metal sheets for Cylinder Head and Manifold Applications. A low cost alternative to grade AI-666 with some differences in properties.

S.No. Particular - AI-777
1 Density (gms/cc) - 1.15 ± 0.05
2 Tensile Strength (kg/cm²) (Minimum) 75
3 Compressibility at 5000 psi/ 350 kg/cm² (%) - 25-40
4 Recovery (%) (Minimum) 35
5 Loss on Ignition at 800 °C(%) (Maximum) 40
6 After immersion in ASTM Oil No. 3 for 5 Hrs. @ 150 °C - -
Weight increase (%) (Maximum) 50
Thickness increase (%) (Maximum) 5
7 After immersion in ASTM Fuel B for 5 Hrs. - -
Weight increase (%) (Maximum) 40
Thickness increase (%) (Maximum) 5
8 Dimensions - -
Thickness Availablity - 0.40 mm - 1.50 mm
Standard Size Rolls of 1220 mm width, Length according to thickness.
9 ASTM Specification Compliance F126160E51M4
27-11-2022