Structure of hot water extraction machine: This herb hot water extraction machine include heater, evaporator, filter, recycle tank, extractor, condenser, cooler, pipes, valves, meters, water-oil separator, filter, vacuum pump, transfer pump and control box and so on..The hot water extraction machine can be operated under vacuum,  if the herb is sensitive to high temperature,  so it can be operated under vacuum, so the herb can not be burned by high temperature, second the solvent can be evaporating under lower temperature if the machine is working under vacuum, so it will save time and energy too.

100L 200L Ultrasonic-assisted herbal Extraction and Concentration machine