... of different sizes of clear or unclear quart Far Infrared Quartz Heater TubeResucerial Quartz Ltd is manufacturer and exporter ... tube heater,carbon Fiber Quartz Electric Heater tube ,Far infrared quartz heater for thermocouples,lamps, heater, semiconductor,optical,oven ... industries in China for more than 16 years with top qualities and competitive price.CE,Rohs,SGS certificationcomponent voltage ...