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Powder metallurgy-1英文原版粉末冶金教材

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ols, piston rings, connecting rods, impellers Р etc.Р Keep in mind that powder cost more than Р equivalent cast or wrought materialР M. R. Doddamani, Faculty, Dept. of Mechanical Engg., Gogte Institute of Technology,Udyambag, BelgaumРGENERAL AND UNIQUE FEATURESР• Small size: < 2-3 kg; maximum up to 20 kgР• Net shape: 0.127 mmР• Very little waste of material (no runner, riser, etc)Р• Production of porous metal parts: filters, oil-Р impregnated bearings and gearsР• Applicability to any type of metals; a unique way for Р those metals (e.g., Tungsten) which can hardly be Р handled by other methodsРCHARACTERIZATION OF POWDERSР• Size and distributionР• Shape and internal structureР• Surface areaР M. R. Doddamani, Faculty, Dept. of Mechanical Engg., Gogte Institute of Technology,Udyambag, Belgaum

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