elements are made from high-density, high-purity silicon carbide, which is the most popular type of economical heating element Product Specifications /FeaturesOrder sample: OD=54mm, HZ=1575mm, CZ=419mm, OL=2413mm, Resistance=0.9ohms.Please specify as: dia54x1575x2413mmx0.9ohmsWhen you place order, please tell us following data:a). Outer diameter (OD)b). Length of Hot zone (HZ)c). Length of ...