In August, Australia's largest steelmaker, BlueScope, cited the Australian dollar as one reason for its decision to shut a blastfurnace and a hot strip mill, at the cost of perhaps 1, 000 jobs.
The hot air is always carried to the furnace by a powerful turboblower, through the hotblast main, bustle pipe, bootleg, blowpipe and tuyere.
热风由功率强大的鼓风机通过热风总管、环形风管、风口小弯管、直吹管和风口不断鼓人高炉。
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Hot metal silicon content in blastfurnace is a main parameter by which product quality is measured and energy utilization ratio of blast furnace is reflected.