Rotor / Impeller
Rotor / Impeller
- Material Options
- Rubber / Polyurethane / High-Chromium Cast Iron / Ceramic
- Installation and Function
- The rotating element that agitates and aerates the pulp
- Maintenance Category
- High
Core flotation equipment. Rotors and stators face slurry erosion and corrosion; rubber and polyurethane coverings are common material systems.

Flotation machines agitate and aerate slurry to form bubbles. Hydrophobic mineral particles attach to the bubbles and rise into the froth for separation. FLSmidth WEMCO is an established self-aspirating design. Wear parts are concentrated in the rotor-stator assembly, which mixes and aerates the slurry in direct contact with solids.
Explore part names, images, material options and technical requirements. Select a card to open the corresponding replacement part page.

Rotor / Impeller

Stator / Disperser

Rotor Hub

Cell Liner / Tank Liner

Hood / Rotor Cover

Standpipe Liner

Shaft Sleeve

Bearing / Seal

Froth Paddle / Skimmer

False Bottom Liner

Discharge Valve Liner
Materials for similarly named parts may differ by OEM, machine model and operating conditions. Confirm the machine model, OEM drawing number and measured dimensions before ordering or manufacture.
FLSmidth WEMCO (Denmark/United States), Metso RCS (Finland), Outotec TankCell (Finland), Denver (United States), BGRIMM/BGRIMM Technology (China) and CITIC Heavy Industries (China)
Flotation of copper, lead, zinc, gold and molybdenum ores; phosphate, fluorspar and quartz processing; coal flotation; and flotation in wastewater treatment.
Provide the machine model, operating conditions and target service life so our engineers can recommend materials and prepare a quotation.
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ANRANST provides customers worldwide with engineering assessment, production at certified foundries to drawing, quality control and finished-part delivery for custom wear parts and industrial spares, with scope to support other custom industrial parts.
We review mating surfaces and interface dimensions and assess material, heat treatment and manufacturing feasibility.
Material grades and heat-treatment processes are specified order by order, confirmed in the technical agreement and tracked through production.
Drawing confirmation, material and process control, production tracking, inspection and acceptance coordination.
We coordinate manufacturing, quality confirmation, packaging and delivery of complete finished parts in a workable, closed-loop supply process.
Provide the existing model, drawings, drawing or part numbers, materials or operating conditions so we can identify the appropriate technical review and supply route.
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