Features: 1) It is made from silicon Carbide powder 2) Its name is single or double sprial silicon carbide heating element

Outside Diameter	Inside Diameter	Length of Hot zone	Length of Cold End( max)	Length of Cold End( minimum)
30	18	300	250	250
35	23	300	300	300
40	26	300	300	300
40	30	400	400	40
50	40	500	450	40
60	50	700	160	40
70	60	700	160	40
80	70	800	160	40
90	80	800	160	40

Sic Heating Element (Single Spiral and Double Spiral)