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[China]
Trade Verify
Address: No.166, Zhengyang Middle Road, Chengyang District, Qingdao City, Shandong Province, China. 266000
Contact name:Louis.liu
Qingdao Exceed Fine Chemicals Co.,Ltd |
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Verified Suppliers
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B2 Grade Fire Retardant Polyurethane Foam Insulation
This spray blend of polyols reacts with isocyanate to produce a foam with excellent properties, including:
This foam is ideal for various thermal insulation applications utilizing spray technology, such as cold storage rooms, tanks, large-scale pipelines, and building facades.
2. Properties
Hydroxyl Value | 310-380 mgKOH/g | Gel Time | 6-10 s |
Dynamic Viscosity (25 ℃) | 100-200 (1200-1500 without HCFC-141B) mpa.s | ||
Specific gravity (20 ℃) | 1.05-1.08 g/ml | Spray Density | ≥35kg/m3 |
Storage Temperature | 10-25 ℃ | Compressive Strength | ≥150KPa |
Storage Stability | 6 month | Adhesive Strength | ≥120KPa |
Recommended Ratio | Blend polyols:Isocyanate=1:1-1.1 | ||
Closed-cell Rate | ≥92% | Water Absorption | ≤1.5% |
Dimensional Stability | -20℃ 24h | ≤1% | |
70℃ 24h | ≤1.5% | ||
