... quartz tube,short quartz tube, quartz twin tube,quartz glass tube,quartz tube,quartz heater tube,carbon quartz heater tube,far infrared quartz heater tube,uv quartz tubing,uv prevent quartz ... -ended lamp, automobile lamp, stage lamp, thermocouple, copiers lights, water treatment lamp casing, all kinds of quartz vessels, ... OH, etc. They’re the best heat resisting material for lamps like: halogen lamps ...