particle size:
+40 mesh≤1% , +200 mesh≥60% , +325 mesh≥80%
(this is main particle size. other special size is available upon your requirement.)
packing:
250kgs or 500kgs net each iron barrel (with pallets if necessary).or 1000kgs in a big bag.
usage:
used as mn-additive in aluminium-smelting, copper-smelting, special steel-smelting.