China Flame Retardant Fr3 750ml Fireproof Polyurethane Materials Instant Expandable Foam, Find details about China Fire Retardant Foam, Adhesive Sealant from Flame Retardant Fr3 750ml Fireproof Polyurethane Materials Instant Expandable Foam
Base | Polyurethane |
Tack-Free Time (min) | 8~15 |
Drying Time | Dust-free after 20-25 min. |
Cutting Time (hour) | 1 (+25ºC) 8~12 (-10ºC) |
Yield (L) | 50 |
Shrink | None |
Post Expansion | None |
Cellular Structure | 80~90% closed cells |
Specific Gravity (kg/m³)Density | 20-25 |
Temperature Resistance | -40ºC~+80ºC |
Application Temperature Range | -5ºC~+35ºC |
Fire Class (DIN 4102 ) | B3 |
Insulation Factor (Mw/m.k) | <20 |
Compressive Strength (N/c) | >4.8 |
Tensile Strength (N/c) | >7 |
Adhesive Strengh(kPa) | >120 |
Water Absorption (ML) | 0.3~8(no epidermis) <0.1(with epidermis) |