Metal thread feeding machine is one of the refining equipment outside the steel-making furnace, which is quite important to improve steel-making quality.
喂丝机是炉外精炼设备之一，它对提高钢的质量具有十分重要的意义。
2
The characteristics of pipe radiator heating scale-free roller furnace and quenching machine were mainly introduced.
重点介绍了辐射管加热无氧化辊底式炉和辊式淬火机的特点。
3
Tapping machine is one of the main equipments of blast furnace.