External gear pump consists of two identical shafts, interlocking gears are supported by separate shafts. It has two gears mesh with each other in a close fitting multiple bearings and high speed operation capacity. External Gear pump are compact and simple which has limited number of moving parts.
Advantages of External Gear Pumps
Small, simple and light weight structure.
Cheaper because of its simple structure and lower manufacturing cost.
High work efficiency.
Disadvantages of External Gear Pump
External gear pump is not easy to repair.
Medium pressure limitations.
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