... to the ISO9001:2000 Criteria.Technique parameter:1) Electric heating tube diameter: 6.6, 8.0, 10.0, 12.0mm2 ... , SUS321, SUS316L, SUS310S3) Electric heating power: to be customized as required4) Insulation value of power tube: more than 1000MΩ5) Withstand voltage ... of electric heating tube: 1800V / 0.5mA/min: