| 摘要 |
<p>The present invention relates to a heat treatment apparatus device for a work roll to heat-treat a work roll body part at a regular temperature by forcibly circulating high temperature air inside a heat treatment furnace using a blowing unit. The heat treatment apparatus device for a work roll comprises: the heat treatment furnace shaped into a hollow box to receive a work roll to be heat-treated; a pair of heating parts separately arranged on one side and the other side of the heat treatment furnace to provide high temperature air to the work roll body part during heat treatment; and the blowing unit to forcibly blow and circulate the high temperature air flowing upwards to the roof surface of the heat treatment furnace towards the body part of the work roll to be heat-treated.</p> |
