... to coal quality. DFMC Analysis of Fly Ash I. Product outline DF-5753 in-line ash content analyzer boasts one set of ... pieces for 24 hours continuously, with any “ten-minute ash content” measurement value deviating from the average value for ... applied in coal mine, coal washing plant, coal blending plant, coking plant, coal-firing power plant, cement plant, iron & steel plant and coal terminal, etc. for ...