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Hall flowmeter chinese emery function

  • When we determine the flow rate of metal powders we need Chinese Emery.It is used to calibrate the flowmeter funnel.It is a standardized emery grit used to periodically checking the calibrationn accuracy of the hall flow meter funnel.When the accuracy of the hall funnel goes out of permitted tolerances,user has to purhcase a new hall flowmeter funnel for replacement.