It can be heated or cooled; inner surface adopts mirror polish, no dead Angle, and closed design to ensure material in asepsis condition.
可加热、冷却，内表面采用镜面抛光，无卫生死角，全封闭的设计确保物料始终处在无菌状态下。
2
Because of its special structure and refractory characteristics, the hot stove's inner lining would be seriously damaged if it were not cooled in a proper way.
As the laser tube can be cooled both on the inner - and outer - surfaces of the tube, the thermal effect in SSTL is smaller than that in a rod laser with the same geometry size.