Smf-630 ground phlogopite Represents 600-micron flakes of phlogopite mica with sustained granularity and chemical structure received as the result of dry grinding. Technical requirements: Mass share of mica, remaining on a sieve With square openings 630 micron - not more than 6% Humidity - not more than 3% Chemical composition: Si 2o - from 32 to 40% (fe 2o 3+fe 2o) - not more than 8% Al 2o 3 - not more than 16% Mgo - from 20 to 28% K2o - not more than 6% So 2 - not more than 0,1% P2o 5 - not more than 0,4%
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