This standard specifies the method for measuring the blistering index that occurs during the free-system reduction of calcined iron ore pellets (hereinafter referred to as pellets).
JIS M 8715:2000 history
2017JIS M 8715 AMD 1:2017 Iron ore pellets -- Determination of free-swelling index (Amendment 1)
2009JIS M 8715:2009 Iron ore pellets -- Determination of free-swelling index
2000JIS M 8715:2000 Iron ore pellets -- Determination of free-swelling index
1990JIS M 8715:1990 Iron ore pellets -- Determination of swelling index