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The Advantage of Powder Metallurgy Process
1. Cost effective The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost . 2. Complex shapes Powder mtallurgy alows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,ike teeth ,splines ,profiles ,frontal geometries etc. 3. High precision Achievable tolerances in the perpendicular direction of compacting are typically π 8-9 as sintered,improvable up to T 5-7 after sizing .Additional machining operations can improve the precision 4. Self-lubrication The interconnected porosity of the material can be fll with oils ,obtaining then a self-lubricating bearing :the oil provides constant. lubrication between bearing and shaft ,and the system does not need any additional external lubricant . 5. Green technology The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten.
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