| Place of Origin |
Henan China (Mainland) |
| Brand Name |
KBY |
Calcined anthracite is similar in appearance to the and is sometimes used as a jet imitation. Anthracite differs from ordinary coal by its greater hardness, its higher of 1.3-1.4, and luster, which is often semi-metallic with a mildly brown reflection. It contains a high percentage of fixed carbon and a low percentage of matter. It is also free from included soft or fibrous notches and does not soil the fingers when rubbed. Anthracitization is the transformation of bituminous into anthracite. Carbon Additive (Calcined Anthracite)ClassChemical specificationASH %MOISTURE %VM%S%NITROGEN%FIXED CARBON %SPECIAL3.9MAX0.3MAX1.1MAX0.3MAX0.3MAX95MINCLASS 14.8MAX0.3MAX1.2MAX0.3MAX0.3MAX94MINCLASS 25.6MAX0.3MAX1.3MAX0.35MAX0.5MAX93MINCLASS 36.5MAX0.3MAX1.5MAX0.35MAX0.5MAX92MINCLASS 48.0MAX0.3MAX2.0MAX0.4MAX0.6MAX90MIN