Sandman Mission Centrifugal Sand Pumps: Key Applications

Sandman® Mission centrifugal sand pumps (notable for heavy-duty slurry handling) excel in abrasive, high-solids environments. Below are their primary industrial applications:

1. Mining & Mineral Processing

• Dewatering: Drains open-pit mines, tunnels, and excavation sites.
• Slurry Transport: Moves ore, tailings, and process slurries in gold, copper, and coal mines.
• Dredge Support: Powers cutter-suction dredgers for sand, gravel, or placer mining.

2. Oil & Gas Operations

• Frac Sand Handling: Transports high-abrasion proppant (frac sand) during hydraulic fracturing.
• Drilling Mud Circulation: Recirculates weighted drilling fluids containing drill cuttings.
• Well Cleanouts: Removes sand/sediment from wellbores.

3. Sand & Aggregate Industry

• Quarry Wash Plants: Processes sand, gravel, and crushed stone with water recycling.
• Concrete Production: Handles abrasive slurry in ready-mix plants.

4. Industrial Waste Handling

• Coal Ash Slurry: Transfers fly ash slurry from power plants to disposal ponds.
• Scrubber Sludge: Moves limestone slurry in flue gas desulfurization (FGD) systems.

5. Dredging & Marine

• River/Harbor Dredging: Excavates and pumps sediment, silt, or sand.
• Beach Reclamation: Replenishes eroded coastlines with offshore sand.

6. Construction & Tunneling

• Tunnel Boring Machines (TBMs): Removes spoil slurry during underground excavation.
• Foundation Dewatering: Manages groundwater and sediment during deep foundation work.

Key Technical Advantages

Feature	Benefit
Heavy-Duty Construction	Cast iron/alloy casings, chrome iron impellers resist wear from sand/gravel.
Large Solids Handling	Passes solids up to 3″ (75mm) without clogging.
Shaft Support	External bearings run in oil bath, isolated from slurry for longer life.
Seal Options	Packing glands or mechanical seals for zero leakage.

Typical Specifications:

• Flow Rates: 60–5,000 GPM (15–1,100 m³/h)
• Heads: Up to 500 ft (152 m)
• Solids Handling: Up to 70% by weight