系列调温电热套广泛适用于大中院校、石油、化工、医药、环保等行业的实验室的液体加热，它采用耐高温无碱玻璃纤维作绝缘材料，将镍铬材料的电阻丝密封在绝缘层内编织成半球形内热式加热器，具有加热面积大，升温快，无明火，加热均匀，安全节能等优点。 Kinds of changing temperature,electrie heating sets fit lines of colleges oil,chemistry industry,medical,environment-proieetingso on,uhose liquid in the lab is heated. It uses heat-resisting non-alkaline resistaince string in the insulation cycle to uease half-ball incloor-hot heater. It has many advantages,such as heating area big,heating fast,hauing nno flame.heating even,safesaving energyso on.