... metal oxide. 2.Can produce much radiation infrared ray with a wavelength of 3um~50um. Infrared ceramic heater tube is made from the ... is emitted through the wall 3μm ~ 15μm wavelength infrared. Model Tube Dia (mm) Tube length (mm)TB-1212100~ ... :Baking Varnish of Car body, Motorcycle, Bicycle, Metal Furniture,Sewing Machine and Refrigerator, etc. Heating:Forming and Hardening, Processing and Preheating ...