The red quartz glass tube is one of our characteristic products, which only can be made by our company in China.With several trace elements added, it can stop UV and part of light, which can make full use of infrared ray. We have three colors for your choice .It is pink, wine red and black red.The red quartz tube is widely used in the field of far infrared heating, such as heaters, sterilization tanks, microwave ovens, electric cookers, electric ovens, surface drying, automobile paint baking, etc.