Product Details

Product Description

1. Product features of PU coating

1.One-component packaging, it can be used once opening.

2.Reliable performance.

3.Environment friendly: accord with the harmful substances stander GB 50325-2001

4.Complex use with high polymer membrane, self-adhesive polymer modified-bitumen waterproof membrane.

2.Applicable scope of PU coating

Non-exposed roof, underground waterproofing, kitchen & bath and non-drinking water project

3.Performance index of PU coating

No.	Item		I	II
1	Tensile strength (Mpa) ≥		1.0	1.5
2	Eongation at break % ≥		300	300
3	Tear strength (N/mm) N/mm ≥		12	14
4	Foldability at low temperature °C≤		-20 °C no crack
5	Impermeability( 0.3Mpa, 30min)		impermeable
6	Solids content %≥		80
7	Surface drying time, h≤		12
8	Hard drying time, h≤		24
9	Heat shrinkage %	≤	1.0
		≥	-4.0
10	Cohesive strength of moist base surface, Mpa ≥		0.50
11	Outspread aging	Heat aging	no gash or deformation
		Artificial weathering aging	no gash or deformation
12	Heat treatment	Retention rate of tensile strength %	80-150
		Elongation at break % ≥	500		400
		Foldability at low temperature °C	-35
13	Alkali treatment	Retention rate of tensile strength %	60-150
		Elongation at break % ≥	500		400
		Foldability at low temperature °C	-35
14	Acid treatment	Retention rate of tensile strength %	80-150
		Elongation at break % ≥	500		400
		Foldability at low temperature °C	-35
15	Artificial weathering aging	Retention rate of tensile strength %	80-150
		Elongation at break % ≥	500		400
		Foldability at low temperature °C	-35