Items
|
Test Std
|
Requirement
|
Typical value
|
|
Appearance
|
/
|
Black,homogeneous paste
|
/
|
|
Density
|
GB/T 13477.2
|
1.35±0.1
|
1.36
|
|
Extrudability(ml/min)
|
GB/T 13477.4
|
≥60
|
75
|
|
Sagging properties(mm)
|
GB/T 13477.6
|
≤0.5
|
0
|
|
Tack free time(min)
|
GB/T 13477.5
|
20~40
|
25
|
|
Curing speed(mm/d)
|
HG/T 4363
|
≥3.0
|
3.2
|
|
Non-volatile contents(%)
|
GB/T 2793
|
≥95
|
97
|
|
Shore A-hardness
|
GB/T 531.1
|
55~65
|
60
|
|
Tensile strength(Mpa)
|
GB/T 528
|
≥5.0
|
5.5
|
|
Elongation at break(%)
|
GB/T 528
|
≥350
|
400
|
|
Tear Strength(N/mm)
|
GB/T 529
|
≥7.0
|
8.0
|
|
Tensile-shear strength(MPa)
|
GB/T 7124
|
≥2.0
|
2.5
|
|
Operating temperature(℃)
|
/
|
-40~90℃
|
|