polyethylene polypropylene waterproofing membrane for underground

Polyethylene polypropylene polymer waterproof membrane Description With polyethylene type polymer synthesis material as its main waterproofing layer,HY120 series polymer compound waterpioof membrane,compounding ageing resistance layer,bond strengthening layer with polypropyiene nonwoven cloth by automatic production line. Characteristic 1.Non-toxic,no pollution,environmental proecting product; 2.Excellent adhesion to many surfaces,especial direct adhesion to many surfaces,especial direct adhesion to cement material in its curing process; 3.tough,impermeable,multilayered sheet; 4.high tensile strength,goog cold flexibility.   Specification  

No	ITEM		FS2
1	Tension N/cm	Normal temperature  ≥	60
		60°C              ≥	30
2	Pull lengthening,%	Normal temperature  ≥	400
		-20°C	100
3	Break tension,N		20
4	Water impermeability,30min,0.3Mpa		No leaking
5	Cold bending,°C ≤		-20
6	Heating elongation,mm	elongation        ≤	2
		shrinkage         ≤	4
7	Hot air ageing (80°C×168h)	holding of tension strength at break % ≥	80
		holding of pull lengthening at break % ≥	70
8	Alkali-proof[10%CaOH)2 normal temperature ×168h]	holding of tension strength at break % ≥	80
		holding of pull lengthening at break % ≥	80

         

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Product Categories : Polythene polymer compound waterproof membrane