KLAI-307 road and bridge waterproof coating
Description KLAI-307 road and bridge waterproof coating classified by:
(1)Material property:
road and bridge polymer modified bitumen waterproof coating(PB)
road and bridge Polyurethane waterproof coating(PU)
road and bridge Polymer cement waterproof coating(JS)
(2)road and bridge polymer modified bitumen waterproof coating(PB) classified by construction method: cold applied construction(L), hot-melt construction(R)
(3)road and bridge polymer modified bitumen waterproof coating(PB) classified by property I,II.
Feature (1) L road and bridge polymer modified bitumen waterproof coating(PB) is brown or dark brown liquid,no coagulum after mixing,in homogeneous status.
(2)R road and bridge polymer modified bitumen waterproof coating(PB) is in black massive material,inclusion-free .
(3)road and bridge Polyurethane waterproof coating(PU) is in homogeneous viscous status,no coagulum after mixing.
(4)road and bridge Polymer cement waterproof coating(JS),the liquid is in viscous status,no coagulum,the powder is inclusion-free,no coagulum.
NO | Test Item | PB | PU | JS | |
I | II | ||||
1 | Solid content /% ≧ | 45 | 50 | 98 | 65 |
2 | Surface drying time /h ≦ | 4 | |||
3 | Full Drying Time/h ≦ | 8 | |||
4 | Heat resistance/℃ | 140 | 160 | 160 | |
no flowing,no dripping | |||||
5 | Impermeability/0.3Mpa, 30min, No leakage | No leakage | |||
6 | Cold flexibility /℃ | -15 | -25 | -40 | -10 |
no crack | |||||
7 | Tensile strength/Mpa ≧ | 0.5 | 1 | 2.45 | 1.2 |
8 | Elongation at Break/% ≧ | 800 | 450 | 200 | |
9 | Adhesive strength/MPa ≧ | 0.4 | 0.6 | 1 | 0.7 |
a not suitable R type road and bridge polymer modified bitumen waterproof coating(PB) |