245fa Blowing Agent Two Component Polyurethane Blend Polyols for Sandwich Panel Insulation
Price:
Negotiable
MOQ:
1000 kg
Delivery Time:
Peak Season Lead Time: within 15 workdays, Off Season Lead Time: within 15 workdays
Product Description
VP-IR04 blend polyols and isocyanate react to be foam with good flame retardant performance,good insulation
effect, light quality, higher compressive strength. The blowing agent is HFC-245fa as environmental friendly blowing agent.The products are widely used in the production of continuous panel, suitable for low pressure machine and high pressure machine.
Physical property | Appearance Hydroxyl value mgKOH/g Dynamic viscosity(25ºC) mPa.S Density (20ºC)g/ml Storage temperatur ºC Storage stability month | Pale yellow and brown transparent liquid 200-280 100-300 1. 12- 1.16 10-25 6 |
Recommend ratio
| Material | Weight |
| VP-IR04 MDI | 100 150 |
Technology and response characteristics
| Item | Manual mixing | High pressure machine |
| Components temperature ºC | 25 | 25 |
| Mould temperature ºC | 50-60 | 50-60 |
| Cream time s | 25-26 | 23-26 |
| Gel time s | 140- 150 | 140- 150 |
| Free rise density kg/m³ | 32-33 | 31-32 |
Foam performance
| Mould density Close cell rate Initial thermal conductivity(15ºC) Compressive strength Dimensional stability 24hours -30ºC 24hours 100ºC Fire resistance Water absorption | GB 6343 GB 10799 GB 3399 GB/T8813 GB/T8811 GB/T8624 GB 8810 | ≥45kg/m³ ≥90% ≤24mW/(m.K) ≥150kPa ≤0.5% ≤0.5% B2 ≤3% |
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Company
Vida New Material Technology Co., Ltd.
Location
Room 305, No. 9 Building, No. 16299 Puwei Road, Shanghai, China
Contact Person
David