DESCRIPTION
TORCHSEAL is an uniquely formulated prefabricated waterproofing
membrane with a special multilayered design for superior pliability,
tensile strength, workability and resistance to elements. The
multilayered design consists of a polyester core coated on both sides
with modified bitumen. The polyester core gives the membrane high
tensile strength, elongation and superior lap joint strength. Properly
installed, TORCHSEAL forms an impervious, permanently flexible
waterproof blanket which accepts normal structural movement without
breaking or cracking.
| PROPERTY |
RESULT |
TEST METHOD |
| Softening point, ºC |
>140 |
ASTM D 36 |
| Penetration, 25ºC., dmm |
15-20 |
ASTM D5 |
| Cold flexibility, ºC |
-2 TO -5 |
UEAtc |
Tensile strength, N/5cm
Longitudinal
Transverse |
700
450 |
UEAtc |
Elongation, %
Longitudinal
Transverse |
45
50 |
ASTM D412 |
Tear resistance, N
Longitudinal
Transverse |
150
150 |
UEAtc |
Puncture resistance, N
Static Indentation
Dynamic Indentation |
L3
L3 |
UEAtc |
Heat resistance
80ºC., 2Hrs |
No Flow |
UEAtc |
Load strain product
Longitudinal
Transverse |
31,500
22,500 |
CGSB-37-GP-56M |
Lap joint Strength N/5cm
Longitudinal
Transverse |
650
550 |
UEAtc,
CGSB-37-GP-56M
|
| Resistance to aging & U.V (Weather-O-Meter, 2000 Hrs (*Equal 10 Years exposure to the elements) |
Pass |
ASTM G53,
UNI 8202
|
Water vapour permeability,
Water vapour transmission,
gm/M²/24hr
Permeance, Perms |
0.28
0.01 |
ASTME96 |
|
 |
Surface Preparation |
Primer Application |
|
|
 |
Membrane Application |
| |
 |
 |
Ponding Test |
Finishing |
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