YM & YV Product systems
PU systems for manufacturing of car seat, motorbike saddle, mattress, pillow
| Typical processing parameters | |
| Mixing ratio: Polyol/Isocyanate (part by weight) | 100/55-80 |
| Color | Milky white |
| Viscosity at 25°C (mPas) | 1,000~2,000 |
| Machine type | High pressure |
| Cream time (second) | 10~12 |
| Gel time (second) | 45-55 |
| Rise time (second) | 60~70 |
| Demold time (minute) | 6 |
| Product density (kg/m3) | 40~46 |
| Rebound (%) | > 50 |
| Tensile strength (MPa) | > 0.5 |
| Tear strength (N/mm) | > 1.0 |
| Typical processing parameters | |
| Mixing ratio Polyol/Isocyanate (part by weight) | 100/36-60 |
| Color | Transparent |
| Viscosity at 25°C (mPas) | 1,000~1,300 |
| Machine type | Low pressure |
| Cream time (second) | 3~5 |
| Gel time (second) | 55-65 |
| Rise time (second) | 90~100 |
| Demold time (minute) | 8~10 |
| Product density (kg/m3) | 30~120 |
| Recover time (second) | 2~6 |
| Tensile strength (MPa) | > 2.0 |
| Tear strength (N/mm) | > 0.5 |