1.SiC heating elment 2.shape:ED,DB,SC,SCR,,U,W,UX 3.diameter:12~55mm 4.working temp ... service life ,little deformation,easy installation and maintenance.3.Main type :ED (straight ),DB(dumbbell ),SC(single thread ) SCR( ... double thread ) ,UX ,U ,W.4.Standard dimension :8~54mm.5. usage: used in ... +/-50°c)7) the exact quantity 2012 hot sale SiC heating elements