1.PRODUCT FEATURE OF GNS® B2 FIRE RATED PU EXPANDING FOAM MANUAL TYPE
●Excellent 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);
●The foam will expand and cure by moisture in the air, strong surface after curing;
●Self-extinguish when the fire leave;
●High thermal and acoustical insulation;
●Conform to fire class B1 (DIN 4102)
●Application temperature between +5℃ to +35℃;
●Optimal application temperature between +18℃ to +30℃;
●Environmentally friendly. It contains CFC-free propellants which are harmless to the ozone layer.
2.PERFORMANCE DATA OF GNS® B2 FIRE RATED PU EXPANDING FOAM MANUAL TYPE
Base | Polyurethane |
Consistency | Stable Foam |
Curing System | Moisture-curing |
Tack-Free Time (min) | 6~8 |
Drying Time | Dust-free after 11-13 min. |
Cutting Time (min) | 40~50 |
Yield (L) | 26 |
Shrink | None |
Cellular Structure | >84% close cells |
Specific Gravity (kg/m³) | 21 |
Temperature Resistance | -50℃~+80℃ |
Application Temperature Range | +18℃~+30℃ |
Colour | White |
Fire Class (DIN 4102 ) | B2 |
Insulation Factor (Mw/m.k) | 0.039 |
Compressive Strength (kPa) | 150 |
Tensile Strength (kPa) | 210 |
Adhesive Strength(kPa) | 180 |
Water Absorption (ML) | 0.3~8(no epidermis) |
<0.1(with epidermis) |
3. APPLICATIONS AREAS OF GNS® B2 FIRE RATED PU EXPANDING FOAM MANUAL TYPE
●Installing, fixing and insulating of door and window frames;
●Filling and sealing of gaps, joint and openings;
●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.
4.APPLICATION INSTRUCTIONS OF B2 FIRE RATED PU EXPANDING FOAM MANUAL TYPE
5.STORAGE AND SHELF LIFE OF B2 FIRE RATED PU EXPANDING FOAM MANUAL TYPE
12 months in unopened packing store in temperature between +5℃ to +25℃, Keep in cool, shade and well ventilated area. Always keep the can with the valve pointed upwards.
6.PACKING, SHIPPING AND SERVING OF B2 FIRE RATED PU EXPANDING FOAM MANUAL TYPE
Packing: 750ml 500ml 300ml, 12 cans/carton. (For special specifications, please contact us.)
Shipping: Sea or land transportation
Serving: We provide free design service, and you’ll get excellent after-sales service, we committed to solving any problems that may occur when you use our products.
7.FAQ
Q: What’s the impact for the PU foam with a big bubble or uneven cell?
A: Small bubble or smooth cell is a common performance for good quality PU foam. Big bubble foam will cause thermal and sound insulation ability reduce and it may even be water leakage.
Q: How to clean the spray foam gun?A: Please use GNS Foam cleaner to remove the fresh foam.