500ml straw type Expandable Strong PU Foam Sealant Wholesale Expand Spray Foam
500ml straw type Expandable Strong PU Foam Sealant Wholesale Expand Spray Foam is a one-component, ready to use multi-purpose Polyurethane Foam. It is fitted with a plastic adapter head for use with a foam application gun or plastic applicator. The foam will expand and cure by moisture in the air. It is used for a wide range of building applications. It is very good for filling and sealing with excellent mounting capacities, high thermal and acoustical insulation.
PRODUCT FEATURES
- Good adhesion to a wide variety of surfaces such as UPVC, masonry, brick, block work, glass, steel, aluminum, timber and other substrates (except PP, PE and Teflon);
- Very good filling capacities;
- Application temperature is between + 5ºC to +35ºC;
- Optimal application temperature is between +18ºC to +30ºC;
- It contains CFC-free propellants which are harmless to the ozone layer.
TYPICAL PROPERTIES
Base |
Polyurethane |
Consistency |
Stable Foam |
Curing System |
Moisture-cure |
Tack-Free Time (min) |
9~10 |
Drying Time |
Dust-free after 15-18 min. |
Cutting Time (min) |
70~80 |
Yield (L) |
29 |
Shrink |
None |
Post Expansion |
20% |
Cellular Structure |
>84% close cells |
Specific Gravity (kg/m³) |
15 |
Temperature Resistance |
-50ºC~+80ºC |
Application Temperature Range |
+18ºC~+30ºC |
Colour |
White |
Fire Class (DIN 4102 ) |
B3 |
Insulation Factor (Mw/m.k) |
0.042 |
Compressive Strength (kPa) |
106 |
Tensile Strength (kPa) |
140 |
Adhesive Strength(kPa) |
95 |
Water Absorption (ML) |
0.5~2(no epidermis) |
<0.5(with epidermis) |