... ( ignition plug , pulse igniter , ignition electrode ) material of choice:1)Ceramic Insulator Body: 95% Alumina, Steatite with glazed or no glazed layer ... , KanthalA1, etc.3) Cable: UL1332, UL1911, UL3573, UL3071, UL3239 etc.4)spring: Steel-Nickel Plated, Steel-ZINC Plated, Steel- Copper Plated ... , design and fabrication of your product. gas oven cooktop stove ceramic ignitor spark ignition electrode