It is an extrusion-type production machine for manufacturing prefabricated hollow core concrete slabs. It produces prestressed, high-bearing-capacity hollow core boards with round holes, suitable for floor and roof panels with options for finished or exposed surfaces.
Two models are listed: OR-120-600 and OR-120-500. They share overall dimensions and forming speed but differ in total power (OR-120-600: 8.5 kW; OR-120-500: 7 kW), maximum load capacity (OR-120-600: 8.86 kN/m²; OR-120-500: 10.24 kN/m²) and the number of round holes (OR-120-600: 5 holes; OR-120-500: 4 holes).
Both models have external dimensions of 2100 × 800 × 800 mm and a nominal weight of about 1100 kg.
Total electrical power consumption is 8.5 kW for the OR-120-600 and 7 kW for the OR-120-500. Confirm site electrical supply requirements with the supplier prior to installation.
Forming speed is 1.3–1.5 m/min. That equates to approximately 78–90 linear meters of slab produced per hour at continuous operation (actual output depends on board width, thickness, curing/demolding cycle and workflow).
The machine supports board lengths up to 6 meters.
OR-120-600: 5 round holes, maximum load capacity 8.86 kN/m². OR-120-500: 4 round holes, maximum load capacity 10.24 kN/m².
The design uses a single reinforced member; the stressed bar is a rigid stranded wire (prestressing tendon) providing high strength and toughness. Exact prestressing layouts and strand specifications should be confirmed with your supplier/specification sheet.
The extruded hollow slab can be produced without a separate surface layer, or with applied decorative/finish systems such as simulated brick, dry-stuck stone, or other surface treatments during production per customer requirements.
Key benefits include energy-saving extrusion propulsion, low labor intensity, high production efficiency, strong structural performance (high bearing capacity, large span capability, good seismic behavior), flame retardancy, thermal and sound insulation, and the ability to produce finished surfaces to reduce downstream work.
Typical inputs are a suitable concrete mix (ready-mix or site-mixed with appropriate workability for extrusion), prestressing strands/wire, forming accessories and any surface finishing materials. Mix design and admixtures should be chosen to match extrusion and curing requirements.
You will need a level, stable foundation area large enough to accommodate the machine and 6 m slab runs, appropriate electrical supply (confirm with supplier), lifting equipment for installation, space for material handling and curing, and access for maintenance. Detailed site preparation instructions are provided by the manufacturer.
Perform daily inspections and cleaning, lubrication of moving parts, check hydraulic/electrical systems, inspect wear parts (molds, cutters, screw/auger), and tighten fasteners as needed. Follow the manufacturer's maintenance schedule for periodic servicing and replacement of consumables.
Use appropriate PPE (gloves, eye protection, hearing protection), ensure emergency stop and guarding are functional, and restrict access to moving parts. Operators should receive manufacturer-provided training covering safe operation, routine maintenance, and emergency procedures.
Customization (different hole patterns, board widths, power options, and finishing capabilities) is commonly available—contact the supplier for options. After-sales support typically includes technical consultation, spare parts supply, operator training, and installation assistance; warranty terms vary by seller and should be confirmed before purchase.
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