Outside/Inside Gear Oil Pump

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Outside/Inside Gear Oil Pump

• Manufacturing Process

TimGilles.com
Jeffrey Barker
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Materials

• Iron
• Stainless Steel
• Powdered Metal
• Sand Cast die
• Metal die

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Casting and Machining

• Build mold using sand
• Pour Liquid Metal into mold
• Let metal cool and solidify
• Machine the solid metal

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Powder Metallurgy

• Create die and powder metal
• Compact powder with high pressure
• Sinter powder to solidify gears
• Pressurize solid again

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Sources

• http//www.pumpschool.com/principles/internal.htm
• http//www.sfsa.org/sfsa/cstintcp.html
• http//www.efunda.com/processes/processes_home/pro
  cess.cfm