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VHL stainless steel centrifugal Chemical feed pump

The IH stainless steel centrifugal pump features complete stainless steel wetted components, delivering exceptional resistance to organic acids, chemical compounds, and aggressive acid/alkali solutions.

The VHL stainless steel centrifugal pump features complete stainless steel wetted components, delivering exceptional resistance to organic acids, chemical compounds, and aggressive acid/alkali solutions. Engineered with advanced mechanical seal technology, this robust pump is ideal for critical chemical transfer applications across multiple industries.


Technical Specifications

  • Capacity Range: 4-400 m³/h
  • Head Range: 15-125m (1.5-12.5 bar)
  • Materials of Construction:
    • Wetted parts: SS304/SS316L (standard)
    • Optional super duplex stainless steel for extreme conditions
  • Sealing Options:
    • Single or double mechanical seals
    • Integrated cooling/flushing systems

Designed For Handling:
✔ Concentrated alkalis & acids
✔ Organic solvents & compounds
✔ Corrosive process fluids

Advanced Engineering Features:

  • Full stainless steel fluid path for maximum corrosion resistance
  • Modular design for easy maintenance
  • Customizable seal arrangements for different process requirements
  • Precision-balanced impeller for smooth operation

Typical Applications:

  • Chemical processing & feedstock transfer
  • Pharmaceutical manufacturing
  • Petrochemical refining
  • Waste acid treatment systems
  • Dye & pigment production

Vast Fortune Pump & Valve offers tailored engineering solutions – we optimize pump configurations to match your exact process conditions, ensuring reliable performance and extended service life.

Contact our technical team for application-specific recommendations and custom-built pumping solutions.

 

Simple problem solving
Problem descriptionCause analysisSolution
Unextractable medium1. Air in inlet piping1. Recharge/exhaust
2. Inlet pipe leakage2. Is the inlet pipe damaged
3. Liquid shortage in pump cavity3. Increased injection of liquid
4. Foreign body in inlet pipe4. Check the pipeline for foreign bodies
5. Pump equipment steering marking is inconsistent5. Adjusting the steering of pump equipment
6. The suction height is too high6. Lower installation height
Flow, head insufficiency1. There is foreign body in the pipeline1. Clean up foreign bodies
2. Motor speed insufficiency2. Check motor and circuit
3. Impeller damage3. Replacement of impeller
Excessive power1. Medium density is too large1. Reducing the specific gravity of medium
2. The error between pump axis and motor axis is large2. Adjust axis position
3. Mechanical friction3. Carry out overhaul
Pump equipment vibration1. Big error between pump axis and motor axis1. Adjust axis position
2. High suction, cavitation2. Lower installation height
3. Mechanical friction3. Inspection of wear and tear
Special performance
Selection itemDescription
Electrostatic conductivityPrevent static electricity from causing fire or explosion
Double - sided machine sealHigh temperature resistance and high solid content
Insulation sleeveInsulation pump cavity to prevent crystallization damage machine seal
High temperature resistanceSuitable for use between 100 °C and 160 °C
Motor protectorCan cut off the power instantly
Non - standard motorFor special occasions and special requirements
Non - standard flangeYou can customize any standard flange
Easily damaged parts
NameExplain
ImpellerThe easily damaged part is the match of the mechanical seal, the mechanical seal of the centrifugal pump is very important, can greatly improve the service life.
Mechanical seal dry grinding, conveying high solid medium, high temperature, high pressure, not installed in place will reduce the service life.
Mechanical seal
Pump cover
Machine seal gland
Tension bolt
Corrosion resistance table
Chemical resistance ratings:Chemical resistance ratings:
A Excel lent
B Good
C Fair
X Not recommended
- Date not aval lable
1 20°C
2 40°C
3 60°C
4 80°C
5 100°C
6 120°C
ChemicalPPPVDFPTFEStainless steelFKMNBR99 CeramicHigh - density carbon
Sul furica Acid0 - 10%A4A6A6B1A6B2A5A6
10 - 75%A3A3A6XA4XA5A6
75 - 100%B2B1A4C1A4-A5A4
Nitric Acid10%A3A3A5A5A5XA5A6
30%A2A3A6A5A6XA5A6
50%B2A3A3A5A1XA5A5
Hydrochloric Acid0 - 25%A4A6A6XA3B1A5A6
15 - 40%A4A6A6XB2XA5A6
Hydrofluoric Acid10%B2A6A6XA3X-A3
30%C2A6A6XA4--A3
60%XA5A6XA4--A2
Acetic Acid20%A2A3A6B5B1B2A5A4
80%B1A3A6B1X-A5A4
Sodium Hydroxide20%A3A3A6B1B1B2-A3
50%A3A3A6B1XB1-A3
Bromine WaterC1A4A3C1A2-A1A2
Ethyl AlcoholA2A6A3B5A3XA3A5
AcetoneA2XA6A5X-A3A5
Freon12XA4A6B5A1XA4A4
Aluminum ChlorideA4A6A6XA5B4A4A5
Ammonia liquidA1A4A6A5C1B1A3A5
Aqua reriaC2A1A5XB2-A4-
FormaldehydeA4A4A6A4A4XA4A5
GasolineXA6A6A5B3B3A4A6
KeroseneA1A6A6A5A1B1A4A6
Methyl alcoholA3A6A6A5B2B4A5A6
TolueneC1A3A4A5B1-A5A4
TrichloroethyleneC1A6A6B5A1-A4A6
XyleneXA3A6A5B1-A5A5
Nitric acid anhydrousC1A3A3-A1-A5A2
OleumXXA6XA4-A5A2
Potassium hydroxideA4A3A6A1B1C2-A6

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