The cauldron consists of 4 parts: cauldron body leg support, worm, worm wheel etc. It can turn round less than 180o. It's a open concentrating equipment, mainly for decocting and concentrating liquid on the Pharmaceutical, Foodstuff, Chemical and Light Industry etc. Made by high quality stainless steel plate which has good corrosive-resistant & durable performance according to GMP standard. Mixing device can be installed according to customer's requirement.