Convenient For Construction Underground Pvc Waterproofing Membrane

 

Convenient For Construction Underground Pvc Waterproofing Membrane

      Dayu Polyvinyl Chloride (PVC) waterproof membrane ( polyvinyl chloride plastic waterproofing sheets backed with fabric ) is manufactured from pliable PVC with a reinforcement of non-woven polyester. The PVC contains stabilizers, which make the product resistant to high and low temperatures, UV-resistant and makes it flame retardant.  

Non	Property
1	Pull N/cm≥		120
2	Elongation at break %≥		150
3	Thermal dimensional change %≤		1.0
4	Cold bending		-25℃ no crack
5	Impermeability		0.3Mpa,2h impervious
6	Shock resistance		0.5kg,m watertight
7	Peel strength at joints/N/mm ≥		4
8	Trapezoidal Tear Strength/ N		150
9	Water absorption (70℃,168h)/%	after Soaking≤	4
10		after drying≥	-0.4
11	Thermal aging treatment(80℃,672h)	Exterior	No bubbles, cracks, delamination,holes
		Maximum tensile retention/% ≥	85
		Elongation at break retention rate/% ≥	80

     

Product Pictures

     

Main Features

  1. Long service life and weathering resistance; and the materials can be used for 30 years on the roof and 50 years underground.   2. High tensile strength, great elongation, and small size change during heat treatment. 3. Good low temperature flexibility and adaptability to environmental temperature changes. 4. Good resistance to root penetration. It can be made for green roofs. 5. Excellent resistance to puncture and impact. 6. Convenient for construction (can be welded), solid and reliable, and Eco-friendly. 7. Strong resistance to chemical corrosion, suitable for special occasions.   

Application Instruction

  1. Application method: Hot air welding 2. Welding lap width: 80 ~ 100mm 3. Fusion welding temperature 280 ~ 300 ℃