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在金属冶炼和汽车拖拉机制造工业中,无芯工频感应电炉(以下简称工频炉)的应用越来越广,因而对炉令的长短、炉衬捣制与应用中存在问题的处理,也越来越引起有关单位的重视。我厂在自力更生的基础上,于七三年五月自制、安装1.5吨工频炉一台,用于灰铸铁和球墨铸铁的熔炼。通过几年来的生产实践,炉令最高已达443炉次,平均为350炉次,现将我们在炉衬捣制和使用中的体会介绍如下。
In the metal smelting and automobile tractor manufacturing industries, the application of coreless power frequency induction furnace (hereinafter referred to as power frequency furnace) is more and more widely used. Therefore, there is a problem that the problems of the furnace duty, The more it draws the attention of the relevant units. On the basis of self-reliance, our factory made self-made in May 1973. We installed a 1.5-ton industrial frequency furnace for the smelting of gray iron and ductile iron. After several years of production practice, the highest furnace has reached 443 heats, an average of 350 heats, now we in the lining ramming and use of the experience described below.