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Polyurethane Sandwich Roof Panel
- 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
Polyurethane sandwich roof panelgood fire resistance , heat insulation
compressive strength
Product Introduction
Polyurethane sandwich roof panel 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 Property
Appearance OH value mgKOH/g Dynamic viscosity (25°C) mPa.S Density (20°C) g/ml Storage temperature °C Storage stability month | Linght yellow to brown transparent liquid 200-280 250-300 1.11-1.15 10-25 6 |
Recommend Ratio
Raw materials | pbw |
DBC-402C Blended Polyols Isocyanate | 100 150-160 |
Technology and Reactivity
Items | Manual mixing in Lab Test |
Raw material temperature °C Cream time s Gel time s Free density kg/m3 | 22 10-15 15-25 34-38 |
Foam Performances
Moulding density Closed-cell rate Thermal conductivity (15°C) Compression strength(perpendicular to the direction of rising) Dimensional stability 24h -30°C 24h 100°C Flame retardant grade Water absorption ratio | GB 6343 GB 10799 GB 3399 GB/T8813
GB/T8811
GB/T8624 GB 8810 | ≥45kg/m3 ≥90% ≤25mW/(m.K) ≥200kPa
≤0.5% ≤0.5% Class B2 ≤3% |
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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