Calcining technology and calcining device for producing high-brightness and low-hardness talc by utilizing black talc
Disclosed are a calcining technology and a calcining device for producing high-brightness and low-hardness talc by utilizing black talc. The calcining technology comprises the following steps: smashing and milling to enable grain fineness of a black talc raw material to be 150 to 8000 meshes; feedin...
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Sprache: | chi ; eng |
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