Material : JIS SMF 5030（Fe-Cu-C-Ni）

Density: ≥6.8 g/cm3

Hardness : HRB 80-120

Tolerance : GB/T 1804(m)-2002; GB/T 1184(k)-1996; C 0.1-0.5x45°.

Others: Oil content ≥18% .

Appearance: No Crumbling, Cracks, Exfoliation, Voids, Metal Pitting and Other Defects.

Powder metallurgy sintered internal and external gear pump rotors are widely used in automobiles, especially for oil pumps.

Jingshi designed new tooth profile with smaller in size and can achieve lower torque and better fuel efficiency which contribute to lower fuel consumption and higher performance of automobiles.

The similar parts such like oil pump gear ,sintered rotor ,cycle pump gear,oil pump outer rotor,engine oil pump inner & outer rotor ,oil pump gerotor,gear pump rotor all fall into our production scope . We can manufacture or design according to your needs .