Spiral Concentrators
Multotec-designed spiral concentrators are used across the world in coal, gold, iron ore, mineral sands, platinum and chrome processing plants as part of the beneficiation process and separates ore and material between 38 and 2 000 microns.
As a turnkey supplier of gravity concentration equipment across the world, Multotec delivers end-to-end spiral solutions, from process audits and test work, to complete spiral concentration plants optimised for your specific process. With our global branch network, we support your application with tailored field service and complete availability of spares for your plant.
We manufacture a wide range of spiral sizes and configurations that can be optimised to your application requirements.
Benefits of the Multotec Spiral Concentrator:
- Beneficiate material between 38 and 2000 µm, depending on ore type
- Available in single, double and triple starts
- Spirals range between small diameter (+/- 560 mm) and large diameter (+/- 950 mm)
- 3 to 12 turn spirals as required by your application
- High separation efficiency reduces the number of stages on a plant, reducing overall footprint
- Sliding or auxiliary splitters can be used to achieve targeted grades and recoveries
- Auto Reject Channel® offers excellent removal of unsuitable particles
- Trough surfaces are sprayed with polyurethane to required thickness to improve the service life of the spirals
- Test work can be conducted for spiral concentrators to simulate client flowsheet