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Items | Standard | Standard | |
Appearance | Black, homogeneous paste | / | |
Dencity GB/T 13477.2 | 1.3±0.1 | 1.38 | |
Extrudability(ml/min) GB/T 13477.4 | ≥60 | 70 | |
Sagging properties (mm) GB/T 13477.6 | ≤0.5 | 0 | |
Tack free time (min) GB/T 13477.5 | 20~30 | 25 | |
Curing speed (mm/d) HG/T 4363 | ≥3.0 | 3.1 | |
Volatile contents (%) GB/T 2793 | ≥98 | 99 | |
Shore A hardness GB/T 531.1 | 55~65 | 58 | |
Tensile strength (MPa) GB/T 528 | ≥6.0 | 6.3 | |
Elongation at break(%) GB/T 528 | ≥400 | 430 | |
Tear strength( N/mm) GB/T 529 | ≥8.0 | 9.5 | |
Tensile-shear strength(MPa)GB/T 7124 | ≥3.0 | 3.3 | |
Operating temperature(℃) | -40~90 | -40~90 | |


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