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2QV-AFR Tobee® Rubber Froth Pump

SPECIFICATIONS:

Size: 2 inch
Capacity: 6-43 m³/h
Head: 6-30m
Max.power: 110kw
Materials: Rubber, Polyurethane etc.

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Description

Tobee^® 2QV-AFR Vertical Rubber Froth Pump: Mastering Abrasive & Frothy Slurries

The Tobee^® 2QV-AFR Vertical Rubber Froth Pump is the definitive solution for demanding applications involving abrasive, frothy, and high-concentration slurries. Engineered specifically to conquer the challenges of modern mineral processing, particularly flotation circuits, this vertical centrifugal pump for abrasive slurry excels where conventional pumps falter. Its robust rubber lining for frothy slurry provides unparalleled corrosion resistance, making it ideal for handling aggressive mixtures laden with coarse particles at high concentration. As a dedicated rubber slurry froth pump for flotation plant operations, the 2QV-AFR design effectively prevents airlock and cavitation, ensuring consistent, reliable transfer of difficult materials. This vertical rubber froth pump for slurry is built for submerged tank or sump duty, crucial for efficient flotation processes.

Engineered for Extreme Duty:

The core strength of the Tobee^® 2QV-AFR lies in its specialized design tailored for froth and harsh slurries:

• Vertical Configuration: The vertical shaft orientation allows for optimal submerged operation directly in tanks or sumps, minimizing suction issues and ensuring prime is maintained even with frothy mixtures. This is essential for consistent feeding to flotation cells.

• Full Rubber Lining: Critical wet-end components – including the casing, impeller, and suction liner – are fully lined with high-grade, abrasion-resistant rubber. This provides exceptional protection against wear from coarse particles and superior corrosion resistance against aggressive chemical environments found in mineral processing.

• Advanced Froth Handling: Utilizing an induced vortex impeller or specific hydraulic design, the pump actively breaks down and manages froth. This dissipates large air bubbles, reduces slurry density fluctuations, and prevents airlock – a common failure point for standard pumps handling air-entrained mixtures.

• Robust Construction: Featuring a heavy-duty double casing design, the pump provides structural integrity and contains the slurry, protecting external components and enhancing safety.

• Seal-Less Advantage: Many AFR configurations, including the 2QV-AFR, eliminate the need for traditional shaft seals and associated seal water systems. This drastically reduces maintenance complexity, operational costs, and potential points of failure.

• High Concentration & Coarse Particle Capability: Built to handle high concentration slurry with significant solids content, including challenging coarse particles, without clogging or excessive wear thanks to its large free passage and resilient rubber surfaces.

Tobee® 2QV-AFR Rubber Froth Pump Performance Parameter:

Model	Inlet (mm)	Outlet (mm)	Matching Power P (kw)	Capacity Q (m³/h)	Head H (m)	Speed n (r/min)	Eff. η (% )	Impeller dia. (mm)
2QV-AFR	100	50	3-15	6-43	6-30	800-1800	45	229

Why Choose the Tobee^® 2QV-AFR?

• Maximized Uptime: Reduces costly downtime caused by airlock, cavitation, or rapid wear.

• Lower Operating Costs: Eliminates seal water requirements and reduces energy consumption compared to struggling conventional pumps.

• Reduced Maintenance: The seal-less design and durable rubber linings extend service intervals and lower parts replacement frequency.

• Superior Reliability: Engineered specifically for the harshest froth slurry conditions, ensuring consistent process flow.

• Application Flexibility: Customizable discharge orientations allow for optimal integration into existing plant layouts.

Ideal Applications:

• Flotation Cell Feed and Tailings (Base Metals, Copper, Gold, Phosphate, Coal)

• Concentrate Transfer

• Reagent Addition Points

• Scavenger and Cleaner Circuits

Any application involving abrasive, corrosive, frothy, or high-solids slurries requiring vertical submerged pumping.

FAQs:

Q: Why is the Tobee^® 2QV-AFR Pump particularly good for flotation plants?
A: As a dedicated rubber slurry froth pump for flotation plant circuits, its core design focuses on breaking down froth, preventing airlock (common in flotation due to entrained air), and resisting the abrasion and corrosion inherent in the slurries processed. Its vertical centrifugal pump for abrasive slurry design is perfect for sumps feeding flotation cells.

Q: Does the rubber lining handle coarse material well?
A: Absolutely. The high-quality, abrasion-resistant rubber lining for frothy slurry is specifically chosen to withstand the impact and sliding wear caused by coarse particles found in high concentration slurry typical of mining applications. The rubber's resilience absorbs impact better than hard metals in many scenarios.

Q: What's the main advantage of the vertical, seal-less design?
A: The vertical rubber froth pump for slurry configuration allows direct submersion in sumps, simplifying installation and ensuring reliable priming. The seal-less design eliminates the constant need for clean seal water, reduces a major maintenance point (the seal), lowers operating costs, and prevents water dilution of the slurry process.

Upgrade Your Slurry Handling Reliability Today!

Stop battling pump failures, airlock, and excessive wear caused by frothy, abrasive, and high-solids slurries. The Tobee^® 2QV-AFR Vertical Rubber Froth Pump delivers proven performance and durability in the toughest mineral processing environments. Contact us now for detailed specifications, expert application advice, and competitive pricing on this essential solution for your flotation plant or high-concentration slurry transfer needs! Let Tobee^® keep your process flowing.

Sara Liang