Waterproof Coating Prepoly isocyanate STD-509

Product name:

Waterproof Coating Prepoly isocyanate STD-509

Product introduction:

It is a two-component polyether polyurethane prepolymer, a colorless or light yellow liquid at room temperature (23°C).

Operation process:

Properties	Test Standard	Unit	STD-509
Physical state	Visual, 23°C	Colorless or light yellow liquid
Ratio	/	/	1:1
Mixing Temperature	/	°C	30-40
Gel time	HT/GM-P-2018	Min	10-20
Post-vulcanization temperature	/	°C	100
Post-vulcanization time	/	h	16

Physical properties:

Properties	Test Standard	Unit	STD-509
Hardness	ASTM D2240	Shore A	80
Density	ASTM D792	g/cm³	1.07
Tensile Strength	ASTM D412	Mpa	16
Elongation atbreak	ASTM D412	%	550
Right-angletear strength	ASTM D624	N/mm	65
Rebound rate	ISO 4662	%	45

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