Model A40cost-effective expanding pu foam adhesives 750ml
PRODUCT DESCRIPTION
GNS GENERAL PURPOSE PU FOAM A40 is a one-component, economical type and good performance Polyurethane foam. It is fitted with a plastic adaptor head for use with a foam application gun or a straw. 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);
good filling capacities;
Application temperature is between + 5°C to +35°C;
Optimal application temperature is between +18°C to +25°C;
It contains CFC-free propellants which are harmless to the ozone layer.
APPLICATIONS AREAS
Installing, fixing and insulating of door and window frames;
Filling and sealing of gaps, joint, openings and cavities;
Connecting of insulation materials and roof construction;
Bonding and mounting;
Insulating the electrical outlets and water pipes;
Heat preservation, cold and sound insulation;
Packaging purpose, wrap the precious & fragile commodity, shake-proof and anti-pressure.
STOREAGE AND SHELF LIFE
12 months in unopened packing store in temperature between +5°C to +25°C, Keep in cool, shade and well ventilated area. Always keep the can with the valve pointed upwards.
| Base | Polyurethane |
| Consistency | Stable Foam |
| Curing System | Moisture-cure |
| Tack-Free Time(min) | 7~15 |
| Drying Time | Dust-free after 20-25min. |
| Cutting Time(hour) | 1~1.5(+25°C) 2~3(0 °C ) |
| Yield(L) | 25~30 |
| Shrink | None |
| Post Expansion | None |
| Cellular Structure | 60~65% open cells |
| Specific Gravity(kg/m³ ) | 15±2 |
| Temperature Resistance | -40 °C ~+80 °C |
| Application Temperature Range | +5 °C ~+35 °C |
| Colour | Champagne |
| Fire Class(DIN 4102) | B3 |
| Insulation Factor(Mw/m.k) | 80 |
| Water Absorption(ML) | 0.5~2(no epidemis) < 0.5(with epidemis) |
