Chemical Process Pumps

Chemical process pumps are specifically designed to handle the transfer and circulation of chemicals in various industrial processes. These pumps are built to resist corrosion, withstand high temperatures, and handle hazardous substances safely. Here are some key types and features of chemical process pumps:

1. Centrifugal Pumps:

   • Single-Stage Centrifugal Pumps: Used for transferring low-viscosity fluids. Common in water treatment and chemical processing.
   • Multi-Stage Centrifugal Pumps: Suitable for high-pressure applications by using multiple impellers.
   • Magnetic Drive Pumps: Ideal for handling hazardous chemicals as they eliminate the need for a mechanical seal, reducing the risk of leaks.

2. Positive Displacement Pumps:

   • Diaphragm Pumps: Often used for corrosive and abrasive fluids. They work by reciprocating diaphragms and are known for their leak-free operation.
   • Gear Pumps: Utilize gears to move fluids and are best suited for viscous fluids like oils and certain chemicals.
   • Peristaltic Pumps: Use rollers to compress a flexible tube, ideal for highly viscous, shear-sensitive, or aggressive fluids.

3. Specialty Pumps:

   • Metering Pumps: Designed for precise fluid delivery, often used in dosing and mixing applications.
   • Screw Pumps: Handle viscous and non-viscous fluids with a smooth flow, suitable for a variety of chemical processes.

1. Corrosion Resistance: Made from materials like stainless steel, Hastelloy, and various plastics (e.g., PTFE, PVDF) to resist chemical attack.
2. Temperature Resistance: Capable of operating under extreme temperatures, both high and low, depending on the material construction.