PTC heating element for electric lunch box

   PTC  heating element for electric lunch box

   PTC heating element is a new kind heater in the market.It is fixed by a pair of metal electrodes with leads on both sides of PTC elements.Additionally,by covering insulated film on the metal electrodes,the surface-insulate heating core is finshed.The simple-structure heater gives our constant-temperature heat and does not need any additional temperature applications.The high insulation-intension heater has many advantage such as security,giving outheat continuouslu and keeping steady power,being used in a large range of voltage and so on.

   PTC heating elemens have been widely used for hair permanent clamp,hair curler,face sauna,heat preservation plate,electirc mosquito killer,physical therapy apparatus,hot melt glue gun and other automatic heat preservation devices.