据日本特许厅公告昭62—19244报道,为减少热轧带钢的头部切损,在地下卷取机增加一套供绝热板装置,在每卷带钢的开始卷取阶段,根据所需长度,于卷取带钢的同时,不断送入绝热板,以减少因带钢直接接 According to Japanese Patent Office Announcement 62-19244, it is reported that in order to reduce the head cut of the hot strip, a set of equipment for the heat insulation plate is added in the underground coiler, and at the start of coiling of each strip, Length, in the coiling strip at the same time, continue to send insulation panels, to reduce the strip directly connected