Clear Quartz Tube IR Heating Lamps Infrared Heaters for Industry Heating No.1 Product Descriptions The infrared energy is dispersed out of the tube in one direction, without the need for a secondary reflector. Short-wave quartz infrared heaters are used in various industrial applications. Its response time is very rapid in 1 second it emits over 90% of IR energy. It is by-products free & pollution free. Heat focus is very accurate due to the compact and narrow diameter of IR tubes. Short wave IR imum heating rate of 100w/cm.