No | Standard | Items | Industry standard(JC887-2001) | Our technical data | ||
1 | Industry standard | Open time,min | 30-90 | 40-60 | ||
2 | Flexural modulus,MPa ≥ | 2000 | 3000 | |||
3 | Impact str,KJ/m2 ≥ | 3.0 | 3.2 | |||
4 | Tensile strength (steel-steel), MPa | ≥8.0 | 14 | |||
5 | Shear strength,MPa ≥ | Stone-stone | standard,48h | 10.0 | 12 | |
6 | Soap in water, 168h | 7.0 | 10 | |||
7 | Heat up to 80ºC, 168h | 7.0 | 11 | |||
8 | freeze-thaw cycle 50 times | 7.0 | 12 | |||
9 | Stone-steel | standard, 48h | 10.0 | 12 | ||
10 | Others | Appearance | / | A: off-white paste B: light-yellow paste | ||
11 | Mixing ratio | / | 1:1 | |||
12 | Surface solidify,h | / | 1-3 |