Polyurethane rigid foam polyether polyol | 5104P | |
Appearance | Light yellow liquid | |
Viscosity(25℃),mPas | 200±50 | |
Density, g/ml | 1.25±0.05 | |
Free foaming time data(the temperature of component A and component B are both 20±2℃) | ||
Milky time,s | 3~5s | |
Gel time,s | 8~15s | |
Free foaming density,kg/m3 | 25~38 |
Polyurethane rigid foam | Index |
Product density,kg/m3 | 35-60 |
Heat conductivity(W/m·K) | ≤0.024 |
Compression strength,Mpa | 0.2 |
Closed cell rate,% | ≥92 |
Size stability(-30℃-80℃),% | ≤1 |
Moisture absorption rate,% | ≤3 |