Main Products: Polyurethane ,Rigid Foam System ,Blend Polyol
Blend polyether polyol for spray insulation
Negotiable /Ton
Min.Order:10 Tons
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Shanghai Dongda Polyurethane Co., Ltd.
Business Type: Manufacturer,Trading Company
Shanghai ChinaMain Products: Polyurethane ,Rigid Foam System ,Blend PolyolProduct Details
Blend polyether polyol for spray insulation
Physical properties
| Appearance | Light yellow to brown yellow transparent liquid | |
| OH | (mgKOH/g) | 310-380 |
| Dynamic viscosity(25) | mPa.s | 100-200 |
| Density(20) | g/ml | 1.12-1.20 |
| Storage Temperature | 10--25 | |
| Storage stability | month | 6 |
Recommended ratio
| DQT-501B | 100 |
| MDI | 100-105 |
Process and reaction characteristics
| Rise Time | s | 3--5 |
| GT | s | 6--10 |
Foam Properties
| Spray density | GB 6343 | ≥50kg/m3 |
| Obturator rate | GB10799 | ≥90% |
| The initial thermal conductivity | GB 3399 | ≤24mW/(m.K) |
| Compressive strength | GB/T8813 | ≥300kPa |
| Bond strength | GB/T16777 | ≥120kPa |
| Elongation | GB/T9641 | ≥10% |
| Dimensional Stability 24 hours -20 | GB/T8811 | ≤1% |
| 24hours 70 | ≤1.5% | |
| Absorption | GB 8810 | ≤3% |
| Oxygen Index | GB 8624 | ≥26 |
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