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cold room sandwich panel
Negotiable
/ Ton
10 Tons(Min.Order)
- 2000 Ton / Tons per Month
- Shanghai
- T/T
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Product Details
| Place of Origin | Shanghai, China | Brand Name | Dongda | |
| Model Number | DBC-402A |
Product Description
Specifications
cold room sandwich panelPolyurethane resin for panel
cold room sandwich panel
Physical properties
| Appearance | Light yellow to brown yellow transparent liquid | |
| OH | (mgKOH/g) | 300--400 |
| Dynamic viscosity(25) | mPa.s | 150--300 |
| Density(20) | g/ml | 1.10--1.16 |
| Storage Temperature | 10--25 | |
| Storage stability | month | 6 |
Recommended ratio
| DBC-402A | 100 | |
| MDI | 100-110 |
Process and reaction characteristics
| Handed mix | For high pressure machine | ||
| Material Temperature | 25 | 25 | |
| Mold Temperature | 40-45 | 40-45 | |
| CT | s | 10--20 | 6--15 |
| GT | s | 35-65 | 20-40 |
| Free Density | kg/m3 | 30-35 | 30-35 |
Foam Properties
| Density Apparent | GB/T 6343 | ≥40kg/m3 |
| Obturator rate | GB/T 10799 | ≥90% |
| Initial thermal conductivity | GB/T 3399 | ≤22mW/(m.K) |
| Compressive strength | GB/T 8813 | ≥100kPa |
| Dimensional Stability 24 hours -20 | GB/T 8811 | ≤1% |
| 24 hours 100 | ≤1.5% | |
| Flammability | GB/T8624 | B2 |
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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