HDPE self- -adhesive waterproof membrane
Polymer self- adhesive membrane (non asphalt based) waterproof membrane is a waterproof material specially developed for the pre paved part of building waterproof. The membrane is composed of polymer sheet, polymer self- adhesive membrane and anti sticking layer. It is a non asphalt based polymer pre paved waterproof membrane developed to realize the integration with concrete structure. Under pressure, polymer self-adhesive flm and cement slurry without initial setting in concrete penetrate through the anti adhesion layer through creep, forming effective interpenetrating bonding and huge intermolecular force. After the concrete is solidifhed, the gap between the polymer pre paved waterproof membrane and the main body of the structure is permanently sealed to the greatest extent, and the water channeling channel is completely eliminated.
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Product introduction
Polymer self-adhesive membrane (non asphalt based) waterproof membrane is a waterproof material specially developed for the pre paved part of building waterproof. The membrane is composed of polymer sheet, polymer self-adhesive membrane and anti sticking layer. It is a non asphalt based polymer pre paved waterproof membrane developed to realize the integration with concrete structure.
Under pressure, polymer self-adhesive film and cement slurry without initial setting in concrete penetrate through the anti adhesion layer through creep, forming effective interpenetrating bonding and huge intermolecular force. After the concrete is solidified, the gap between the polymer pre paved waterproof membrane and the main body of the structure is permanently sealed to the greatest extent, and the water channeling channel is completely eliminated.
Product specification
project |
describe |
packing |
The coiled material is curled into a cylinder and packaged with suitable materials |
Coil width m |
1、1.2、2 |
Coil thickness mm |
1.2、1.5 |
Coil length m |
20 or more |
Area (m2 / roll) |
20. 24, 40 or more |
Other specifications can be agreed by the supplier and the buyer |
Technical performance index
Serial number |
project |
Pre paving P |
|
1 |
tensile property |
Tension n / 50mm > |
500 |
Elongation at maximum tension% > |
— |
||
2 |
Tear strength n > |
400 |
|
3 |
Heat resistance |
70 C 2h without displacement, flow and drip |
|
4 |
Low temperature bendability X) |
-25, no crack |
|
5 |
Water channeling resistance |
0.6MPa, no water channeling |
|
6 |
Stripping with post cast concrete Strength n / mm > |
No processing |
2.0 |
Thermal aging |
1.5 |
||
7 |
Peel strength after immersion with post cast concrete n / mm > |
1.5 |
|
8 |
Thermal aging 70C 168h |
Tension retention rate% > |
90 |
Elongation retention rate% > |
80 |
||
Low temperature bending |
-23. No crack |
||
9 |
thermal stability |
Size change% < |
zo |
Refer to standard GB / t23457-2009
Advantages
▲ Pre paving and bonding
It can be bonded with the subsequent pouring concrete, and it is still inseparable under the long-term diffuse bubble, which solves the waterproof problem of pre paving (external prevention and internal sticking).
▲ Reliable bonding and easy maintenance
The waterproof coiled material is closely bonded with the post cast concrete. In case of any local damage to the coiled material, the water will be limited to a very small range without channeling. Even if there is an individual leakage, the leakage point will be consistent with the damage point, which is very easy to repair.
▲ Low requirements for foundation surface and saving construction period
Construction can be carried out when the foundation surface is wet or even not leveled, without primer. The construction freedom is high and is not affected by the weather. During construction in rainy season, the advantages are more prominent, which is the most powerful "weapon" to ensure the construction period
▲ Safety and environmental protection
Solvent and fuel are omitted during construction, environmental pollution and fire hazards are avoided, and resources are saved.
▲ Excellent physical properties
It has excellent tensile strength, elongation, root puncture resistance, weather resistance, strong adaptability to base deformation and other properties.
▲ Optimal cost performance
It can build an unusual "skin" type firm waterproof system with the post cast concrete structural layer, with high reliability.
It can also save the traditional cement mortar leveling layer and fine aggregate concrete protective layer, save relevant costs and low system cost.
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