We can provide all kinds of mosi2 heating elements dia 3mm, 6mm , 9mm. MOSI2 heating elements are widely used in various industries for metallurgy, glass, ceramic, magnetic materials, and heat-resistant materials.normal diameter :6/12 mm 9/18mm . Special 3/6mm 4/9mmtype : U type W typehot zone lenght and cold end length according to customer's request all kinds of Mosi2 Heating Elements