Alumina Ceramic Tube 200*25*20mm *1pc ≤1650℃ Metal Copper Vapor Laser

 Specifications:

Materials: alumina 99% 
Size:200mmL*25mmOD*20mmID(±1mm), (Please understand before purchasing that there is ±1mm error of the diameter)
Working temperature: ≤1650℃
Color: Pink 
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