Handling thick fluids is never simple in industrial systems. Materials like oils, resins, bitumen, polymers, and adhesives do not flow easily. They resist movement and demand steady pressure to transfer smoothly. In such cases, pump selection becomes critical for stable operations. Many industries depend on reliable pumping systems that can manage flow without breakdowns or pressure loss. […]
- external gear pump, internal gear pump manufacturers
- June 16, 2026
- By deltaPDpumps
- Comments 0
How Does an External Gear Pump Work? Types, Uses & Buying Guide
An external gear pump is one of the most reliable and widely used positive displacement pumps in industrial fluid handling. It moves fluid using two externally meshing gears housed inside a close-tolerance casing. As the gears rotate, they trap fluid between the gear teeth and the housing, pushing it from the inlet to the outlet. […]
- external gear pump, internal gear pump manufacturers
- May 20, 2026
- By deltaPDpumps
- Comments 0
External Gear Pump vs Internal Gear Pump: Working Principles Explained
Gear pumps move fluid through rotating gears. They are simple, reliable, and widely used in industry. This guide explains how an external gear pump works, how it compares to an internal gear pump, and where each type fits best. What Is a Gear Pump? A gear pump is a type of positive displacement pump. […]




