The FYH & FYC Series Long Shaft Submerged Chemical Pumps are engineered for aggressive fluid handling in deep tank or sump applications. Featuring extended shaft designs and corrosion-resistant materials, these vertical centrifugal pumps excel in chemical processing, wastewater treatment, and industrial effluent management where conventional pumps fail.
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Technical Specification:
Depth under liquids: 0.5-5m
Capacity: 6.3-400m³/h
Head: 5-80m
Speed: 1450-2900r/min
Temperature: -20℃～＋180℃
Characteristic:
FYH long shaft submerged chemical pump is single stage submerged chemical centrifugal pump, cancellation of mechanical seal, a solution to the headache of frequent servicing of other submerged pumps due to the easily worn-out mechanical seal, a saver of operational cost and a promoter of work efficiency. According to the medium size impeller can be closed or open. Sliding bearing with external lubrication or self-lubricating, depending on the medium and on-site conditions
Key Design Features:
1. Robust Submersion Capability
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Shaft Length Options: Standard 1-6m (custom lengths up to 15m available)
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Multiple Stage Support Bearings: Prevents shaft whip in deep installations
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Anti-Vortex Base Plate: Eliminates cavitation risk during low-level operation
2. Ultra-Corrosion-Resistant Construction
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Wetted Parts Materials:
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PP/FRP: For acids like H2SO4/HCl (up to 60% concentration)
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PVDF: Solvent-resistant (DMSO, acetone, etc.)
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Hastelloy C-276: Extreme chloride environments
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Shaft Protection: Ceramic-coated stainless steel or titanium options
3. Advanced Sealing Technology
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Mechanical Seal Options:
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Type 21 (Single spring) for general chemicals
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Type 52 (Double pressurized) for volatile organics
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Gas-labyrinth seals for slurry applications
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Leakage Detection Port: Early warning system for seal failure
