The short path distillation is widely used in Pharmaceutical industry, laboratory fractional distillation and purification, essential oil/CBD oils extraction, etc.
  The short path distillation is mainly used for enrichment, crystallization, drying, separation, drug, solvent recycling, bio~pharmaceutical industry and others. Under vacuum conditions, it is heated at a constant speed by constant heating to form a large-area thin film on the cylinder wall to increase the evaporation efficiency.