Home > Products > Rigid foam system for panel insulation > Rigid polyurethane blending polyolsRigid polyurethane blending polyols for PIR Continuous Panels
Rigid polyurethane blending polyolsRigid polyurethane blending polyols for PIR Continuous Panels
USD $2.2 - $3.5
/ Ton
1 Ton(Min.Order)
- 3000 Ton / Tons per Month
- Shanghai
- T/T
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Product Details
| CAS No. | 9009-54-5 | Place of Origin | Shanghai, China | |
| Type | Other | Brand Name | Dongda | |
| Model Number | DBC-402C |
Product Description
Specifications
Rigid polyurethane blending polyols for PIR Continuous Panelsgood fire resistance
excellent temperature resist
Rigid polyurethane blending polyols foam system for PIR Continuous Panels
DBC-402C blended polyols reacts with isocyanate to produce PIR foam, which has good fire resistance, temperature resistance, good heat insulation, low weight and compressive strength and other advantages.It is widely used for producing continuous panels, also suits for produce fire resistance slab stock, suits for high and low pressure foam machine.
Physical properties
| Appearance | Light yellow to brown yellow transparent liquid | |
| OH | (mgKOH/g) | 200-280 |
| Dynamic viscosity(25) | mPa.s | 250-300 |
| Density(20) | g/ml | 1.11--1.15 |
| Storage Temperature | 10--25 | |
| Storage stability | month | 6 |
Recommended ratio
| QBC-402C | 100 | |
| MDI | 150-160 |
Process and reaction characteristics
| Handed mix | For high pressure machine | ||
| Material Temperature | 20-25 | 20-25 | |
| Mold Temperature | 35-45 | 35-45 | |
| CT | s | 10-15 | 20-30 |
| GT | s | 15-25 | 70-150 |
| Free Density | kg/m3 | 23-26 | 23-26 |
Foam Properties
| Density Apparent | GB/T 6343 | ≥45kg/m3 |
| Obturator rate | GB/T 10799 | ≥90% |
| Initial thermal conductivity | GB/T 3399 | ≤25mW/(m.K) |
| Compressive strength | GB/T 8813 | ≥200kPa |
| Dimensional Stability 24 hours -20 | GB/T 8811 | ≤0.% |
| 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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