Metallurgy On-Site

Plant management and optimization

Nesch Mintech Laboratory’s metallurgist and design engineers can provide management and optimisation of processing plants from the comminution circuit right through to tailings dams. The firm focuses on providing stabilisation to process plants, and achieving rapid improvements in recovery, grades and costs through optimisation of processing circuits. The firm has the following equipment that can be hire and is readily available

COMMINUTION & SAMPLE PREPARATION EQUIPMENT

• 200 L 1.5 kW Rod Mill
• 2 kW Metprotech Vertical Mill
• 10 kW Pilot Scale Overflow Ball Mill with Cyclone
• 5 t Hopper and Vibratory Feeder System
• 6 m conveyor belt

FLOTATION EQUIPMENT

• LA500 Bench Agitair Flotation Machine and Cells (Cell Sizes: 1, 1.5, 2.5, 5, 8 , 10 L)
• Hydrocyclone Test Rig with 1”, 2” and 3” Mozley Cyclones
• J150 Jameson Cell
• J300 Jameson Cell
• 1 Bank of 4 x 60 L Agitair Pilot Flotation Cells
• 1 Bank of 3 x 27 L Denver Flotation Cells
• 2 Banks of 2 x 11 L Denver Flotation Cells

SOLVENT EXTRACTION

• 4 x 60 L Batch Units
• 6 x 18 L Mixer, 110 L Settler Units
• Other Mixer/Settler Configurations Made to Order

ELECTROWINNING & ELECTROREFINING

• 1 x 8,000 A, 30 V Rectifier
• 1 x 1,500 A, 30 V Rectifier
• 1 x 1,000 x 500 x 500 mm Electrowinning Cell
• 2 x 1,000 x 1,000 x 500 mm Electrowinning Cell
• 1 x 3,200 x 2,500 x 500 mm Electrowinning Cell
• Other Tank Configurations Made to Order

CRYSTALLISATION & PRECIPITATION

• 1 x 25 kW Evaporator
• 1 Train 6 x 30 L Stainless Steel Continuous Precipitation Circuit
• 1 Train 7 x 4 L Stainless Steel Continuous Precipitation Circuit

GRAVITY CONCENTRATION

• 1 x Lab Scale Knelson 3” Gravity Concentrator
• 1 x Falcon 6” Gravity Concentrator
• 1 x Lab Scale Gemini Table
• 1 x Lab Scale Wilfley Table
• 1 x Spiral Concentrator
• 1 x Superpanner

DEWATERING

• 11 Plate (470 x 470) and Frame Netzsch Filter
• 4 m Diameter Standard Thickener

CHILLING, HEATING AND SCRUBBING

• 1 x 7 kW Chiller
• Various immersion and Contact Heating Elements, 1 to 10 Kw
• 1 x 15 m3/min GFRP Gas Scrubber
• 200 kW Simons electric boiler with digitally controlled steam

AGITATION LEACHING

• Multiple sizes of continuous and batch 316/2205 stainless steel tanks, up to 1000 L
• 1 Train 6 x 30 L Stainless Steel Continuous Leach Circuit
• 1 Train 6 x 60 L Stainless Steel Continuous Leach Circuit
• 1 Train 6 x 200 L and 7 x 4 L Stainless Steel Continuous Leach Circuit