Customization: | Available |
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Material: | Polyurethanes/PU |
Usage: | General Plastics, Engineering Plastics |
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SDP1337 is a kind of blend polyol used for rigid PU foam spray, specially used for the insulation of building roof. When it combined with isocyanate(PM200) leads to the formation of rigid polyurethane foam by using PU spray machine. The foam formed has the characteristics as following:
Physical Properities | Standard | Unit | Value | |
Apparent Core density | GB/T 6343-2009 | kg/m3 | 48 | |
Compressive strength | GB/T 8813-2008 | kPa | ≥200 | |
Tensile strength | GB/T 9641-88 | kPa | ≥200 | |
Closed cells | GB/T 10799-2008 | % | ≥90 | |
Water absorption | GB/T 8810-2005 | % | ≤3 | |
Surface Burning Characteristics (Flame spread Rating) |
CAN/ULC-S102 | <500 | ||
Initial thermal conductivity | GB/T 10294-2008 | W/(m•K) | ≤0.023 | |
Dimensional stability (After 6days) |
-25ºC | GB/T 8811-2008 |
% |
≤±-1 |
80ºC | ≤±-1 |