摘要 |
PROBLEM TO BE SOLVED: To provide a temper rolling method by which the temper rolling of a steel sheet is performed while effectively preventing chronic surface flaws which is typified by dull powder. SOLUTION: An inlet-side foreign matter removing device 11 which is provided with a resin brush roll 13 which is rotated in an air sucking chamber 14 is installed on the inlet side of a temper mill and the foreign matter sticking to the surface of a steel sheet on the inlet side is removed by bringing the top of the brush roll 13 into contact with the steel sheet while adjusting the quantity of pressing. After that, the steel sheet is temper-rolled with the temper mill provided with a foreign matter removing device. COPYRIGHT: (C)2005,JPO&NCIPI
|