| Customization: | Available |
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| CAS No.: | 9003-11-6 |
| Molecular Principal Chain: | Carbon Chain Polymer |
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Premixed Polyols for Polyurethane Block Foam
DIMONDS® B1865 is a premixed polyols developed for block foam production. It is premixed with polyether polyol, silicone surfactant, catalysts and water, blowing agent-HFC-245fa etc. The foam can be applied for chemical industry, petrochemical fields, LNG, LPG etc.
Reaction properties (hand test)
| Item | Specification | |
| Cream time | sec | 30-50 (Machine 20-40) |
| Gel time | sec | 180-340 (Machine 150-270) |
| Free rise density | kg/m3 | ≥35 |
| Item | Specification | Test standard | |
| Core density | kg/m3 | ≥40 | ASTM D1622-08 |
| Thermal conductivity, 10ºC | W/(m.k) | ≤0.023 | ASTM C518-10 |
| Compressive strength | kPa | ≥200 | ASTM D1621-10 |
| Tensile strength | kPa | ≥200 | ISO 1926 |
| Closed cell content | % | ≥93 | ASTM D6226 |
| Water absorb | % | ≤2.0 | ASTM C209-12 |
| Flammability | HF-1 | ISO 9772 | |
| Range of temperature | ºC | -196~100 |
220kg/drum for Polyol and 250kg/drum for Isocyanate.
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