China Spray Rigid Polyurethane Foam Blend Polyol Used for Building Roof Insulation, Find details about China Polyether Polyol, Polyurethane Foam from Spray Rigid Polyurethane Foam Blend Polyol Used for Building Roof Insulation
Physical Properities | Test Method | Metric | Value | |
Core Density | GB/T 6343-2009 | kg/m3 | 35.5 | |
Compressive Strength | GB/T 8813-2008 | kPa | 215 | |
Tensile Strenght | GB/T 9641-88 | kPa | 234 | |
Oxygen index | GB/T 2406.2-2009 | % | 23.1 | |
Initial Thermal Conductivity | GB/T 10294-2008 | W/(m·K) | 0.022 | |
Close Cell Content | GB/T 10799-2008 | % | ≥88 | |
Water Absorption | GB/T 8810-2005 | % | ≤3 | |
Dimensional Stability(Foam made After 6 days) | -25ºC | GB/T 8811-2008 | % | ≤±1 ≤±1 |
70ºC |