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valve marine alekos grinding mills

Valve Grinding Machine Specification Crusher Mills Cone .sep 08, 2019 grinding and machining finished valve seat width. the seat width is important because about 70% of heat transferred from a valve goes out the seat contact area. the old rule of thumb used to be to try to maintain a seat width of about .070. todays engines, have valves that are so thin it is impossible to locate a seat that wide on the valve.

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