Physical Properties
Membrane chemistry:
High solids, moisture curing polyurethane
Appearance:
Charcoal grey viscous liquid
Specific gravity (g/ml):
1.48
Brookfield viscosity (mpa.s):
60,000
Solids content (%w/w):
91
Voc (g/l):
<110
Min. recoat time (hours):
12
Max. recoat time (hours):
48
Min. through cure time (hours):
48
Rain resistant time (hours):
2
Ready for flood test, topping, or backfilling time (hours):
48
Shore a hardness (°a):
> 55
Tensile strength (mpa):
> 5.0 / >3.0 (as 4858 / as 4654.1)
Elongation (%):
> 1400 / > 700 (as 4858 / as 4654.1)
Classification:
Class iii high extensibility – as 4858-2004, class iii high extensibility – as 4654.1-2012
Resistance to cyclic movement:
Pass / pass – no fatigue cracking exhibited (as 4858 / as 4654.1)
Water vapour transmission rate (g/m²/24h):
4.36 / 4.36 (as 4858 / as 4654.1)
Resistance to water immersion:
Pass / pass (as 4858 / as 4654.1)
Resistance to bleach immersion:
Pass (as 4858)
Resistance to detergent immersion:
Pass / pass (as 4858 / as 4654.1)
Resistance to heat ageing:
Pass / pass (as 4858 / as 4654.1)
