prevent all the UV rays and a part of visible lights and meanwhile make the most of infrared rays .

Doped with trace elements ,the red quartz tube ,dark red and pink red available ,is able to prevent all the UV rays and a part of visible lights and meanwhile make the most of infrared rays .It is widely used in the filed of far infrared heating.Such as heater, sterilization tank,micro-wave oven,electric cooker,electric oven,surface drying,automobile paint banking.