SBS Waterproofing Materials flexible waterproof building materials
Production instruction
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.
Application
Production instruction
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.
Application
- Roof and underground in industrial and civil buildings;
- bridge, subway, tunnel, swimming pool, etc.
- Waste landfill, sewage plant, irrigation system, etc.
| 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 | |||||||