Apparent Density Chemical Constituent(%)
 g/cm3 Fe C S P O
3.5~4.5 98.6Min 0.05Max 0.01Max 0.015Max 0.80Max

Size Distribution
Mesh Number 50# 60# 80# 100# 120# 140# 200# 300# 500# -500#
Size of Grain 300µm 250µm 180µm 150µm 125µm 106µm 75µm 50µm 28µm -28µm
T80 0 70 8
T100 0 40 10
T120 0 40 10
T150 2 30 5
TB170 5
TB205 0
The green part means ≧,Others mean ≦,Unit: %              Packing Standard: 25kg Net Weight,Kraft Paper Bag

Size DistributionExample
Grade Size Distribution(µm)
~300 ~250 ~180 ~150 ~125 ~106 ~75 ~50 ~28 -28 SUM
T80 0 5.2 82.4 8.9 3.5 100
T100 0 25.1 47.2 19.8 7.9 100
T120 0 25.3 44 20.9 9.8 100
T150 0 16.4 41.1 38.3 4.2 100
TB170 0
TB205 0