... Fast delivery time 2 With High quality 3 Best Customer service 4 Technical support forever Silicon Carbide heating Element Irregular silicon carbidefurnaces Features ... pollution. DescriptionsOD: Outer Diameter,HZ: Length Of Hot Zone,CZ: Length Of Cold Zone, Order SampleOL: Total Length.Straight, OD-20mm, ... /150/100/2.24Ω Diameter (OD, mm)Hot zone (HZ, mm)Cold zone (CZ, mm)Overall length (OL, mm)Range of ...