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Main Products--ZXF combined type rotary classifier: ... The rotary classifier can meet the requirements of fineness for coal powder when burning the low-Nox,...

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Feb 27, 2014 ... coal feeder. The mill is a ZGM-123 medium-speed roller mill. .... By means of combustion .... products after combustion are NO and NO2, .... the mill outlet can be selected as its value, R90 [%] – the coal fineness, and. 2. H O. "c.

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