Buildsafe Geosynthetics-Buildsafe Geosynthetics

PVC Geomembrane

Time:2022-03-04 Times:213
Source:Buildsafe Geosynthetics

PVC Geomembrane

Products Specification

Name	Thickness(mm)	Width(m)	Length(m)
PVC Geomembrane	1.2-2.0	2	20

Products Advantage

1.Long using life, aging resistance, the service life is more than 50 years for roofing and underground.

2.High tearing strength, high extensibility and the size is stable under heated conditions.

3.Good flexibility at low temperatures and great puncture resistance.

4.Easy for application and environmentally-friendly.

5.Chemical resistance

Physical Properties,GB12953-2003

Item				Specification
				H	L	P	G	GL
The resin thickness of Middle fabric，mm≥				—		0.40
Tensile Properties		Maximum tension N/cm ≥		—	120	250	—	120
		Tension strength Mpa≥		10			10
		Maximum tension elongation%≥				15
		Fracture elongation，%≥		200	150		200	100
Heat treatment size change rate，%≤				2.0	1.0	0.5	0.1	0.1
Low-temperature bending				-25℃No crack
Water tightness				0.3Mpa,2hNo seepage
Attack resistance				0.5kg·m,No seepage
static charge resistance						20kgNo seepage
Seam strip strength，N/mm≥				4.0orMembranes break		3.0
right-angle tear strength,N/mm≥				50			50
Trapezoid tear strength，N≥					150	250		220
Water absorption（70℃ 168h）％			After soaking≤	4.0
			air-cure later≥	-0.40
Heat aging（80℃）	Time			672h
	Appearance			No blister，flaw，delamination，coherence，hole
	Tensile strength retention，%≥			85
	Elongation rate of keeping，％≥			80
	Low temperature bend			-20℃No crack
Chemistry resistance	Appearance			No blister，flaw，delamination，coherence，hole
	Tensile strength retention％≥			85
	Elongation rate of keeping％≥			80
	Low-temperature bending			-20℃No crack
Artificial weather accelerated aging	Time			1500hb
	Appearance			No blister，flaw，delamination，coherence，hole
	Tensile strength retention％≥			85
	Elongation rate of keeping％≥			80
	Low temperature bend			-20℃No crack

Application Range

PVC geomembranes form an effective barrier to liquid water or water vapor in the roof construction for

industrial and civil engineering, underground engineering such as subway & tunnel, water conservancy

such as water pools & ditch, shelter, grain depot, land filling, dyke, sewage treatment and basement.