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June 24, 2019

Performance Comparison between Internal Gear Pump and External Gear Pump

Performance Comparison between Internal Gear Pump and External Gear Pump

First, the external gear pump outlet pressure (MPa) <4. Flow (m³ / h) <7. Features: more moving parts, high maintenance costs. Price: Low. Second, the internal gear pump outlet pressure (MPa): non-lubricating medium <0.7, lubricating medium <1.7. Flow (m³ / h) <341. Features: less moving parts, low maintenance costs. Price: relatively high.

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