It is introduced a puller applied to purification of rare earth (RE) material, according to the float zone (FZ) technics of crystal growing, interprets main structure and characteristic of the puller.

• 介绍了一种用于稀土金属提纯的单晶炉,根据区熔法提纯单晶的特殊工艺要求,分析了其主要结构及特点。