China Bitumen Roofing Waterproofing Membrane

APPLICATION
SBS/APP modified bitumen membrane is used as waterproofing/damp proofing membrane for protection of various substrates in wide
range of applications which included the following:
• Roofs
• Terraces, balconies & patios
• Sunken slabs
• Concrete foundations & footings
• basements
• Pile heads
• Bridges & tunnels
• Airport aprons & ramp areas
ADVANTAGES
• High resistance to positive water & vapor pressure
• Good dimensional stability under tension
• Excellent flexibility
• High puncture and fatigue resistance
• High tensile and tear strengths
• Resists water borne chemicals
• Accommodates structural movement

Product Specification:

SBS Executive Standard

Number

Item

I

II

PY

G

PY

G

PYG

1

Soluble content

(g/ m2) ≥

3mm

2100

*

4mm

2900

*

5mm

3500

Experimental phenomena

*

Tire base is not flammable

*

Tire base is not flammable

*

2

Heat resistance

ºC

90

105

≤mm

2

Experimental phenomena

No flowing, no dripping

3

Low temperature flexibility ºC

-20

-25

No cracks

4

Impermeable 30min

0.3Mpa

0.2Mpa

0.3Mpa

5

pull

Max (N/50mm)

500

350

800

500

900

Second (N/50mm)

*

*

*

*

800

Experimental phenomena

Stretching process, the middle part of the test piece without bitumen coating cracking or separation with the tire base

6

Elongation rate

Max

%≥

30

*

40

*

*

Second

%≥

*

*

15

7

Oil permeability

Number of sheets≤

2

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