Spray501F
Water-based flexible PU foam is an eco-friendly material that utilizes water as a blowing agent. It offers excellent performance with a low density of 10–12 kg/m³, an open-cell structure, and flame-retardant properties rated at B3.
Typical Properties
Property | Spray501F |
Appearance | Light yellow to brown transparent liquid |
Hydroxyl value (mgKOH/g) | 100-200 |
Viscosity (mPa.S/20℃) | 200-300 |
Specific gravity (g/ml, 20℃) | 1.05-1.10 |
Storage Temperature (℃) | 10-40 |
Storage Stability (month) | 6 |
Storage Condition: Sealed and stored in a dry and ventilated place, avoid sunlight and rain.
Reactivity Properties (Material temperature: 20℃) Actual value varies as per processing conditions.
Ratio | Cream time (s) | Gel time (s) | Free density (kg/m³) |
1:1 | 3-5 | 6-10 | 8-10 |
Foam Performances
Items | Index |
Spray Density | ≥12kg/m³ |
Initial Thermal Conductivity (15℃) | ≤40mW/(m.K) |
Water Absorption | ≤4% |
Fire retardant | B3 |
