grey mineral torch-on polymer modified bitumen waterproof membrane
1. Production introduction:
SBS(Styrene Butadiene Styrene) modified bitumen membrane is made by saturating the base in bitumen, or thermoplastic elastomer (such as styrene butadiene-SBS), reinforced with polyester or fiberglass, finishing the upward face with fine sands, mineral slates (or grains) or polythene membrane etc.
2. Application:
Roof and underground in industrial and civil buildings;
bridge, subway, tunnel, swimming pool, etc.
Waste landfill, sewage plant, irrigation system, etc.
3. Technical Data:
No. |
Item |
I |
II |
PY |
G |
PY |
G |
PYG |
1 |
Soluble content/(g/m2)≥ |
3mm |
2100 |
|
4mm |
2900 |
|
5mm |
3500 |
Test |
|
No flame |
|
No flame |
|
2 |
Heat resistance |
ºC |
90 |
105 |
≤mm |
2 |
Test |
No flow, no dripping |
3 |
Low temperature flexibility/ºC |
-20 |
-25 |
No crack |
4 |
Impermeability 30minutes |
0.3MPa |
0.2MPa |
0.3MPa |
5 |
Tension |
Maximum/(N/50mm) |
500 |
350 |
800 |
500 |
900 |
Secondly-Maximum |
|
|
|
|
800 |
Test |
No crack, no apart |
6 |
Elongation |
Maximum/%≥ |
30 |
|
40 |
|
|
Secondly-Maximum≥ |
|
|
15 |
7 |
Oil Leaking |
Pieces≤ |
2 |