Key Features of EPS Pre Expanders:
Functionality: The machine heats polystyrene beads, causing them to expand. This process can involve multiple stages to achieve the desired density and expansion ratio.
Steam and Temperature Control: Precise control of steam pressure and temperature is crucial for consistent expansion and quality of the final product.
Production Efficiency: Modern EPS pre-expanders are designed for high efficiency, allowing for continuous operation and rapid production cycles.
Versatility: They can produce various densities of EPS, catering to different industrial needs.
Environmental Considerations: Some models are designed to minimize energy consumption and reduce emissions, aligning with sustainability goals.
Applications:
Packaging: EPS is commonly used for protecting fragile items during shipping.
Insulation: Used in building materials for thermal insulation.
Construction: Lightweight concrete and other composite materials.
| Item | Unit | PSPEC90 | PSPEC120 |
| Expansion Chamber | Diameter | mm | Ф900 | Ф1200 |
| Volume | m3 | 1.2 | 2.2 |
| Useable volume | m3 | 0.8 | 1.5 |
| Steam | Inlet | mm | Ф25 | Ф40 |
| Consumption | Kg/cycle | 100-150 | 150-200 |
| Pressure | Mpa | 0.6-0.8 | 0.6-0.8 |
| Compressed air | Inlet | mm | Ф25 | Ф25 |
| Pressure | Mpa | 0.6-0.8 | 0.6-0.8 |
| Drainage | Condensation | mm | Ф20 | Ф20 |
| Connected load | Instaling power | Kw | 10 | 15 |
| Density | First expansion | g/L | 12-30 | 14-30 |
| Second expansion | g/L | 8-11 | 8-13 |
| Overall size (LXWXH) | mm | 4700X3000X3200 | 4900X4700X3200 |
| Weight | kg | 1500 | 1800 |
| Room height required | mm | 5000 | 5000 |
| Productivity | 15g/L | kg/h | 150 | 250 |
| 20g/L | kg/h | 200 | 300 |
| 25g/L | kg/h | 250 | 410 |
| 30g/L | kg/h | 300 | 500 |
