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Hydraulic components

Precision machining of hydraulic pump bodies

Precision machining of hydraulic pump housing - Pre-processing
Pre-processing
Precision machining of hydraulic pump body – post-machining
Processed
Difficult

Processing challenges

The pump body mating surfaces require extremely high precision: flatness ≤ 0.005mm, surface roughness Ra 0.4. Consistency in mass production is difficult to guarantee.

Solve

Solutions

Precision CNC machining with dedicated fixtures in a temperature-controlled environment, followed by full CMM inspection.

Fruit

Processed Results

  • • Flatness ≤ 0.003mm
  • • Roughness Ra0.2
  • • Batch Pass Rate: 99.5%
  • • Delivery cycle reduced by 20%

Technical Specifications

MaterialsQT450-10 Ductile Iron
Facing accuracyFlatness 0.005mm
RoughnessRa0.4
Annual Output10K

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