EPDM coiled rubber waterproof membrane for tunnel

EPDM  Waterproof Membrane This waterproof coiled material is of high elasticity with best performance among high polumer  waterproof coiled material in the world.It is also the most typical one in the world.Waterproof  coiled material made of ternary ethylene-propylene rubber is produced with the use of the most advanced contiuous extrusion and vulcanization technology and related  equipments which are specially designed for production of such product.It is good in compactness, without bubble and performance difference in length and breadth,perfomances reach or exceed the demands of GB18173.1-2000 standard.  1>Excellent antiaging performance, service life up to 50 years                   2>Working well with in 40C to 100C,it canbe constructed with a single layer in ambient temperature.                                                          3>Waterproofing on various kinds of underground project,industrial of civil buildings and structures.                                                                      4>high extension rate, high tensile strength, small size changes at heat treatment      5>Good plant roots penetrability resistance and can be made waterproofing layer of planting roof                                                                     6>Special modified molecular structure ,effectively resolving the current domestic and foreign glue joint problem .                                                                       7>Good low temperature flexibility, and good performance of adapting to ambient temperature changes.                                                                       8>Convenient application ,solid joint, no environment pollution                        9>chemical corrosion Resistance, can be used for special occasions                        10>Convenient maitenance, low cost.   Widely used in roofs, basement, toilet ,swimming pool, and all kinds of industry and civil building  waterproofing, reservoir, vivicism, bridge, underground, tunnel and dam waterproofing ,especially  to the keystone waterproofing projects which is durability, high corrosion resistance and easy  deformation    

Item	Thick(mm)	Width	Length(m)	Color
Spe	1.0—2.0	1200	20	Black
Deviation	-1   +15	--1		Multicolor

     

ITEM		STANDARO REQUEST
Tensile strength at breaking,normal temperature,Mpa		≥7.5
Elongation at breaking, %		≥450
Tearing strenght,KN/m		≥25
Bending at low temperature		≤-40°C
Water impermeability,0.1Mpa×30min		Impermeabiliy
Hot air aging 80°C×168h	Unchanging of tensile strength at breaking,%	≥80
	Unchanging of elongation at breaking,%	≥70
	Appearance of 100% elongation	No crack
Property of anti alkali 10% Ca(OH)2×168h normal temperature		≥80
		≥80

       

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