Function: Fractionating Column uses a fluid heat transfer medium to separate close-boiling mixtures via repeated vapor-liquid contact, achieving multi-stage distillation: low-boilers at top, high-boilers at bottom.

Common Applications: Petroleum & chemical, new energy & advanced materials, textile & chemical fiber, oils & fats / food, building materials & road construction, plastics & rubber, wood & paper, pharmaceuticals & fine chemicals, etc.