Oil Pump Gerotor

  • Description
Product Detail

The gerotor is used for gerotor pump, postive displacement pump, also named gear pump, internal gear pump. It consists of the inner rotor and outer rotor. Inner rotor has X teeth, outer rotor has X+1 teeth.






We manufacture it by sintering (Powder Metallurgy) technology, the sizes are provided by mould, powder pressing at first, sintering and then do coining, grinding, heat treatment.

Density: 6.4-7.0 g/cm³

Hardness: HRC 25-40

Common material: DIN 30910 Sint C10 & D39

Designation

Fe

Cu

C

Ni

Mo

Sint C10

Balance

1-5%

<0.3%



Sint D39

Balance

1-3%

0.3-0.9%

1-5%

<0.6%

 


For some types, we will do machining on two ends before final grinding to reach high precision, the possible runout of end surfaces can reach 0.03 mm.



Quality control of oil pump gerotor:

Work instruction paper and pictures at each working position

Process flow card with each tray (Fully traceability)

Sampling inspection and routing inspection

TS:16949 5 tools: PPAP, APQP, FMEA, SPC, MSA

Dimensional report as per your requirement by CMM, projector, etc



With productive and professional automobile car oil pump gerotor factory, Dewin Group Limited can supply you with customized service. As one of the credible manufacturers and suppliers oil pump gerotor of various types in China, we have custom products of unique design serving for you.

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