Mineral Sands

DemcoTECH Engineering designs and supplies materials handling systems and niche process plants  for the mineral sands mining and metallurgical industry. All types of conventional, overland and pipe conveyor systems are supplied to move ore and tailings, while stacking and reclaiming systems are available for the efficient, effective and economic reclaiming of bulk materials.

Commodity: Ilmenite; Contract Type: Detailed Design; LSTK Project Execution

A project to provide a belt filter and cooling system for the processing facility at the Tronox Namakwa Sands heavy minerals mine near Brand-se-Baai in South Africa, was carried out in two phases: the detailed design comprised a six month contract, followed by the award of a fast track lump sum turnkey (LSTK) execution contract. The cooling system was installed to increase the separation efficiency of the WHIMS, as magnetic separation is highly temperature sensitive.  All construction work had to be carried out with minimal disruption to operations. Read more …

Commodity: Titanium Ore; Contract Type: Design, Manufacture & Supply

Dovecote Engineering supplied Kenmare Moma Minerals Processing Limited with an AeroConveyor™ belt conveyor and tail-end combination hopper to replace an existing chain conveyor at the MOMA plant in Mozambique. The scope included repurposing the existing AeroConveyor™. With a conveying distance of approximately 75 m up an inclination of 15 degrees, the conveyors have a conveying rate of a maximum of 9.0 tph, with instantaneous surges not exceeding 10.0 tph. They can be re-started fully-loaded in the event of a trip.