Hangzhou Epsole Machinery Co., Ltd. is one of the most reliable manufacturers and suppliers of eps moulding machines polystyrene production line in China. We warmly welcome you to buy high quality eps moulding machines polystyrene production line for sale here from our factory. Good service and reasonable price are available.

EPS Automatic Block Molding Machine – Precision Foam Block Production for Insulation & Construction
The EPS automatic block molding machine is the core equipment in any EPS production line, converting pre‑expanded polystyrene beads into large, uniform foam blocks through a steam heating and fusion process. These blocks are then cut into insulation boards, sandwich panel cores, packaging materials, and construction components.
At Epsole, our block molding machines are engineered for full-density range production (4.5–60 kg/m³) , density tolerance ≤±3% , molding cycle of 4–8 minutes, and 30–50% energy saving through advanced vacuum cooling systems. With PLC+HMI intelligent control, hydraulic clamping system, and high-efficiency vacuum cooling, our machines deliver consistent block quality, low moisture content, and high production efficiency for wholesalers and manufacturers worldwide.
| Parameter | Specification | Customer Value |
|---|---|---|
| Density Range | 4.5–60 kg/m³ | Covers lightweight packaging to high‑density insulation blocks |
| Density Tolerance | ≤±3% | Superior batch‑to‑batch consistency; reduces downstream scrap |
| Molding Cycle | 4–8 minutes | High productivity; faster order fulfillment |
| Energy Saving | 30–50% (vs. conventional models) | Tens of thousands of dollars annual savings |
| Steam Consumption | 2–4 tons steam / 1 ton block (at 4–8 kg/m³ density) | Lower operating costs; faster ROI |
| Control System | PLC + Touch Screen HMI | Fully automatic cycle: mold closing, filling, steaming, cooling, demolding, ejection |
| Cooling System | High‑efficiency vacuum system + cooling device | Fast product progress; low moisture content |
| Clamping System | Hydraulic station centralized control | Withstands product expansion force; smooth operation |
| Feeding | High‑pressure blower for suction material | Efficient material transfer; reduced manual handling |
| Certifications | CE + ISO 9001 | Hassle‑free customs clearance; global compliance |
Core Advantages
Full Density Range Production
Our EPS block molding machine supports stable production across a full density range of 4.5–60 kg/m³
High‑Precision Density Control
The machine achieves density tolerance ≤±3% through precise PLC‑controlled steaming and vacuum cooling processes
High‑Efficiency Energy System
The machine incorporates advanced steam heating technology with optimized piping systems
Fast Molding
The machine delivers a molding cycle of 4–8 minutes per block, significantly faster than conventional machines
Fully Automatic PLC + HMI Control
The machine adopts PLC and touch screen control for fully automatic operation
High‑Efficiency Vacuum Cooling
Blocks exit the machine with significantly lower moisture compared to air‑cooled alternatives
why choose us
Quality Assurance
ISO 9001:2015 certified CE certified – compliant with EU Machinery Directive
Fast Logistics
Factory located in Hangzhou, just 2 hours from Shanghai Port
After-Sales Support
On-site installation & commissioning Operation & maintenance training
Flexible Payment
TT, L/C at sight. Trade terms: EXW, FOB Shanghai, CIF.


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