弹簧圈式电加热器采用优质不锈钢材料和严格的工艺技术制造，弹簧圈式电加热器有方型截面和扁平截面多种形式，表面有光亮和喷砂处理两种效果，并可带K型、J型控温热电偶。                                                                     主要技术指标:                                                                电压：220V                                                                     功率：115W-2000W                                                               加热圈内径：￠10-￠42（MM）                                                      加热圈长度：30-280（MM)                                                       截面尺寸：3X3;    3.5X3;   2.5X4;                                                   控温热电偶：K型；J型；                                                          表面效果：光亮型；  喷砂型                                                          最高工作温度：650℃