Zhengtai Waterproofing materials company was established in 2001 year with the registered capital of 1 billion , covering area of 60000 square meter .
SBS modified bitumen waterproofing membrane, its base materials are polyester felt, or glass fiber, or polyester felt reinforced with glass fiber, dipped and coated with SBS thermoplastic elastomer moditfied bitumen, bothside are covered with fine sand, mineral granular, PE film, aluminum foil, etc.
APP modified bitumen waterproof membrane, its base materials are polyester felt, or glass fiber, dipped and coated with APP, or APAO plastomer modified bitumen, both side are covered with fine sand, mineral granular,PE film, aluminium foil, etc
SBS/APP Modified Bitumen Waterproofing Membrane is a popular choice in roofing for its enhanced durability, flexibility, and weather resistance.
| Standard | SBS:GB18242-2008 APP:GB18243-2008 |
| Reinforcement | (reinforcement material):glass fiber felt(G), polyester felt(PY) |
| Surface | PE film/PE film, Aluminum film/PE film,PET film/PE film, yellow sand/PE film, mineral gravel/PE film etc |
| Thickness | 3mm，4mm，5mm，2.5mm，3.5mm，4.5mm |
| Width | 1m |
| Length | 10m/roll, 7.5m/roll |
| No. | Item | Class l | Class ll | ||||
| P | G | P | G | PG | |||
| 1 | Soluble Content (g/m²) |
3mm | ≥2100 | – | |||
| 4mm | ≥2900 | – | |||||
| 5mm | ≥3500 | ||||||
| Test | – | Not Flame |
– | Not Flame |
– | ||
| 2 | Heat Resistance | ℃ | 90 | 105 | |||
| mm | ≤2 | ||||||
| Test | Not flowing, not dripping | ||||||
| 3 | Flexibility under Low Temperature | -20℃,no crack | -25℃ , no crack | ||||
| 4 | Impemmeability, 30 minutes | 0.3Mpa | 0.2Mpa | 0.3Mpa | |||
| 5 | Tension Test |
Maximum (N/50mm) |
≥500 | ≥350 | ≥800 | ≥500 | ≥900 |
| Second-Max (N/50mm) |
– | – | – | – | ≥800 | ||
| Test | Not crack, not apart | ||||||
| 6 | Elongation | Maximum | ≥30% | – | ≥40% | – | – |
| Second-Max | – | – | – | – | ≥15% | ||
| 7 | Oil Permeability (pieces) | ≤2 | |||||
| No. | Item | Class l | Class ll | ||||
| P | G | P | G | PG | |||
| 1 | Soluble Content (g/m²) |
3mm | ≥2100 | – | |||
| 4mm | ≥2900 | – | |||||
| 5mm | ≥3500 | ||||||
| Test | – | Not Flame |
– | Not Flame |
– | ||
| 2 | Heat Resistance | ℃110 | 130 | ||||
| mm | ≤2 | ||||||
| Test | Not flowing, not dripping | ||||||
| 3 | Flexibility under Low Temperature | -7℃,no crack | -15℃ , no crack | ||||
| 4 | Impemmeability, 30 minutes | 0.3Mpa | 0.2Mpa | 0.3Mpa | |||
| 5 | Tension Test |
Maximum (N/50mm) |
≥500 | ≥350 | ≥800 | ≥500 | ≥900 |
| Second-Max (N/50mm) |
– | – | – | – | ≥800 | ||
| Test | Not crack, not apart | ||||||
| 6 | Elongation | Maximum | ≥25% | – | ≥40% | – | – |
| Second-Max | – | – | – | – | ≥15% | ||
Good waterproof aging-resistance function
High tensile and tearing strength, elongation and dimensional stability
SBS membrane specially suitable to the building waterproofing in cold area and changeable construction building
APP membrane specially suitable to the building waterproofing in high temperature and strong sun-shinning
Roof and underground in industrial and civil buildings, wall, toilet.
Bridge,subway, tunnel, swimming pool, etc
Waste landfill, sewage plant, irrigation system, etc
1、Clearing substrate
2、Coating the primer
3、Torching the membrane bottom
4、Rolling the membrane after torching,edges should be covered at least 10cm
5、Rolling the overlaped side
You may also be interested in these products:Self-Adhesive Bituminous Waterproofing Membrane,PE/PP Composite Waterproof Membrane,PVC Waterproofing Membrane and EPDM Rubber Waterproofing Membrane.
