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Product Description
It is a kind of blend polyols with Water as blowing agent, it reacts with isocyanate to produce foam which has good performances:fine and uniformity cells, excellent low temperature dimensional stability. Suitable for all kinds of thermal insulation projects,such as cold room, large tank, large pipeline, external wall or internal wall and other use of spray insulation projects.
Physical property
Appearance | Light yellow to brown liquid |
Hydroxyl Value mgKOH/g | 200-300 |
Dynamic viscosity（25℃） mPa.S | 200-400 |
Specific gravity (20 ℃ ) g/ml | 1.12-1.20 |
Storage temperature ℃ | 10-25 |
Storage stability month | 6 |
Recommended ratio
Raw materials | pbw |
Blend polyols | 100 g |
Polymeric MDI | 100-105g |
Reactivity characteristics
Cream Time s | 2-4 |
Gel Time s | 10-12 |
Foam performances
Items | Metric Unit | |
Spray Density | ASTM D1622 | ≥14kg/m3 |
Initial Thermal Conductivity（15℃） | GB 3399 | ≤25mW/(m.K) |
Compressive Strength | ASTM D1621 | ≥150kPa |
Adhesive Strength | GB/T16777 | ≥100kPa |
Water Absorption | ASTM E96 | ≤3% |
Flame retardant grade | DIN 4102 | Level B2 or B3 (Self distinguish) |
Package
200kg/drum, or 1000kg/IBC
Address
Jinshan, Shanghai
Telephone
+86-13816586259
E-mail
