Aiming for the dimension of carbon grain and some technical problems,which has some influence on smelting,the way of adopting cylindric screen to filter carbon is put forward.

• 电石生产中焦碳颗粒的粗细及粉末含量的多少对冶炼有一定的影响,现有焦碳筛选设备存在筛网易磨损和易堵塞等技术问题。提出了采用圆筒筛筛选焦碳的方法。