邯郸钢铁集团是年产铁、钢双500万t的国家特大型钢铁联合企业,每年需用各种洗精煤406万t(其中炼焦用280万t、高炉喷吹用88万t、烧结用38万t)。为了解决来煤灰分检验滞后的问题,于2002年4月购置2台SCL-2000型煤灰分仪用于精煤灰分的快速检测,每次测量时间仅为4min,灰分测量误差 Handan Iron and Steel Group is an annual output of 5 million tons of iron and steel, the country’s large iron and steel enterprises, the annual need to use a variety of 4.06 million tons of coal washing (of which 2.8 million tons of coking blast furnace blasting 880,000 t, sintering 380,000 t). In order to solve the problem of delayed inspection of coal ash, two SCL-2000 coal ash analyzers were purchased in April 2002 for the rapid detection of the ash content of the fine coal, each measuring time is only 4min, the error of ash measurement