China Blend Polyol Rigid Polyurethane Foam Raw Material for Pipe Insulation, Find details about China Polyether Polyol, Polyurethane Foam from Blend Polyol Rigid Polyurethane Foam Raw Material for Pipe Insulation
Physical Properities | Test Method | Metric | Value |
Core Density | GB/T 6343-2009 | kg/m3 | ≥60 |
Radial Compressive Strength | GB/T 8813-2008 | MPa | ≥0.3 |
Initial Thermal Conductivity(50°C) | GB/T 10294-2008 | W/(m·K) | ≤0.033 |
Close Cell Content | GB/T 10799-2008 | % | ≥88 |
Water Absorption | GB/T 8810-2005 | % | ≤10 |
Air bubbles | GB/T 29047 | mm | 1/3Insulation Thickness. |
Average cell size. | GB/T 29047 | mm | ≤0.5 |