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目前,日本高炉喷煤量一般为130～140kg/t。新日本钢铁公司君津厂3号高炉1993年11月在一周内连续创下喷煤200kg/t的纪录。神户钢铁公司加古川厂1号高炉(内容积4550m~3)1993年10月平均喷煤180kg/t,12月份开始喷煤190kg/t。1994年4～6月份喷煤200kg/t,6月份创喷煤204kg/t的纪录,使吨铁成本降低了1500日元。加古川厂1号高炉是1988年1月第三次点
At present, Japan blast furnace coal injection amount is generally 130 ~ 140kg / t. New Japan Steel Co., Ltd. Junjin Plant No.3 blast furnace In November 1993, it consecutively set a record of 200kg / t coal injection in one week. Kobe Steel Co., Ltd. Kakogawa Plant No. 1 blast furnace (content 4550m ~ 3) In October 1993 the average coal injection 180kg / t, in December began to spray coal 190kg / t. From April to June 1994, 200 kg / t of coal was pulverized, and 204 kg / t of pulverized coal was pulverized in June, resulting in a reduction in the cost of 1,500 yen per tonne of iron. Kakogawa Plant No. 1 blast furnace is the third time in January 1988