... ray with a wavelength of 3um~50um. Infrared ceramic heater tube is made from the precious metal oxides, when through the ... the wall 3μm ~ 15μm wavelength infrared. Model Tube Dia (mm) Tube length (mm)TB-1212100~700TB-1414100~1500TB-1717100~2000TB ... of Car body, Motorcycle, Bicycle, Metal Furniture,Sewing Machine and Refrigerator, etc. Heating:Forming and Hardening, Processing and Preheating of Plastics ...