Gears for Rubber-Plastic Extrusion
Brevini Power Transmissions have a complete set of gear solutions for plastic and rubber extrusion equipment.
Injection Moulder Drives
POSIRACK series developed for closing the mould of injection moulding machines. Compact and low noise design. Rack clamping forces up to 400 kN. Rack speeds greater than 2.000 mm/s.
Single Screw Extruder Drives
This reliable series of Brevini PIV gearboxes, with attached or integrated thrust bearing, can be supplied as bevel or helical gear. The extruder drives of the POSIREX series are completely made in Germany. The modular design of this gearbox series is based on our range of helical and bevel helical gearboxes, plus appropriate thrust bearing-parts which are readily available. Mounting position horizontal or vertical, splash lubrication and cooling coil with or without injection lubrication are possible options. This Brevini PIV series is based on our widespread experience in the plastics & rubber industry, with more than 20,000 drive units being produced in Germany and providing their reliability and performance day by day in extrusion, compounding and injection moulding machines.
Twin Screw Extruders
Co-rotating double shaft extruder drives. Axial forces generated by the machine during extrusion are absorbed in the gearbox by tandem bearings and self aligned roller thrust bearings 10 sizes | power up to 5,500 kW