Customization: | Available |
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Material: | Polyurethanes/PU |
Usage: | Engineering Plastics |
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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 |
Property | Blend polyol SD2102 |
Polymeric MDI (Pm200) |
Appearance | Pale yellow liquid. | Brown liquid |
Specific gravity at 25°C | 1.10±0.10 g/cm3 | 1.22-1.25 g/cm3 |
Viscosity at 25°C | 300±100 cps | 200±50 cps |
Shelf life | 12 months | 12 months |
Cream Time | Gel Time | Rise Time | Free rise Density |
10-30s | 60-210s | 80-340s | 35kg/m3 |
SD2102 | Bicomponent Temperature | Steel Tube Temperature | Machine Pressure |
Winter | 20-25ºC | 18-25ºC | ≥10MPa |
Sunmmer | 22-27ºC | 35ºC | ≥10MPa |