Teflon electric heating tube is a new type of electric heating tube resistant to strong corrosion, used for heating various corrosive liquids. It has excellent anti-aging properties and good flexural properties, and is designed with low surface load. The joint adopts fully enclosed acid and alkali proof, non-heating section and overheating safety protection system are completely customized according to customer's needs. Perfectly guaranteed that the heater is not easy to burn, long service life, full sealing, no corrosion, no leakage, with grounding protection, safe and reliable. The applicable temperature is below 110 °C.