Polyurethane Waterproofing Membrane

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Product Code : 01

Brand Name : DRYTHANE

Product Description

Polyurethane Waterproofing Membranes are high performance solution to completely seal the surface of concrete and make it impenetrable to water. They are crack bridging, flexible, easy to apply premium products that will last 20 years and more.

Technical Specification

Property	Test Standard	Result – Drythane	Result – Competitor
Solid Content (%)	ASTM D 2697	100%	55-60%
Solvent Content (%)	ASTM D 2697	0%	40-45%
Adhesion To Concrete	ASTM D 4541	> 300 Psi (2.0 N/mm2)	65 Psi (0.45 N/mm2)
Tensile Strength	ASTM D 412	2,908 Psi (20 N/mm2)	14.50 Psi (0.10 N/mm2)
Elongation @ Break	ASTM D 412	> 50%	> 500%
Hardness (Shore D)	ASTM D 2240	64.2	08
Water Absorption	ASTM D 570 (Para 7.4 Long Term Immersion)	0.59%	> 5%
Chemical Resistance	ASTM D 570 (30 Day Weight Gain)	10% H2SO4 = 0.26% 30% NaOH = 0.62% Diesel = 10.8%	Sample Destroyed Sample Destroyed Sample Destroyed
Water Vapour Transmission	ASTM E 96	1.85 gms/M2/day (Average) 0.86 gms/M2/day (Best)	> 5 gms/M2/Day
Flexibility	ASTM D 522	1.50 mm film passes 12 mm mandrel	1.50 mm film passes 12 mm mandrel
Abrasion Resistance CS-17, 1000gm, 1000 cyl	ASTM D 4060	100 mgs (Weight Loss)	Not tested but visibly very poor