Home > Products > Rigid foam system for refrigerator insulation > Rigid foam system for refrigerator and freezer
Rigid foam system for refrigerator and freezer
Negotiable
/ Ton
10 Tons(Min.Order)
- Shanghai
- T/T
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Product Details
| Place of Origin | Shanghai, China | Type | Other | |
| Brand Name | Dongda | Model Number | DJD-103B |
Product Description
Specifications
The products is mainly used in water heater,blowing agent is cyclopentane.Rigid foam system for refrigerator and freezer
Blend polyether polyol for refrigerator and freezer
Physical properties
| Appearance | Light yellow transparent viscous liquid | |
| OH | (mgKOH/g) | 360-400 |
| Dynamic viscosity(25) | mPa.s | 3000-4000 |
| Density(20) | g/ml | 1.04-1.07 |
| Storage Temperature | 10--25 | |
| Storage stability | month | 6 |
Recommended ratio
| DJD-103B | 100 | |
| cyclopentane | 12--14 | |
| MDI | 136 |
Process and reaction characteristics
| Handed mix | For high pressure machine | ||
| Material Temperature | 20-25 | 20-25 | |
| Mold Temperature | 35-40 | 35-40 | |
| CT | s | 10--15 | 8--10 |
| GT | s | 65-85 | 45-60 |
| TFT | s | 90-120 | 70-90 |
| Free Density | kg/m3 | 25-26 | 24-25 |
Foam Properties
| Mould Density | GB/T 6343 | 33-36kg/m3 |
| Obturator rate | GB/T 10799 | ≥92% |
| Initial thermal conductivity | GB/T 3399 | ≤20mW/(m.K) |
| Compressive strength | GB/T 8813 | ≥150kPa |
| Dimensional Stability 24 hours -20 | GB/T 8811 | ≤0.5% |
| 24 hours 100 | ≤1.0% |
Contact Us
- Shanghai Dongda Polyurethane Co., Ltd.
- Contact namePan Li Chat Now
- Phone86-21-57248959,15900416162
- AddressNo. 307, Shanning Road, Shanyang Town
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