We supply different sizes of clear or milky quartz tube for thermolouples,lamps, heater, semiconductor, thermouples and etc. industries in China for more than 10 years. And could manufacture the quartz tube according to customers requires. And we have one plant especialy for produce quartz heater,such as Carbon Fiber Quartz Electric Heater ,Quartz Heater Box and Spiral Quartz heater ,Far infrared quartz heater and etc. Based on a reliable quality and competitive price. Our products are well accepted by customers. As you know, we are always ready to sincerely cooperate with for mutual progress and benefits. We are looking forward to hearing from you very soon. Thanks and best regards,