... 20001,95-99.7% Alumina purity, 5,Available for gas utensils, gas portable stoves.6.High quality and purity alumina tubeFeatures:1. Extreme ... corrosion resistance under high temperature,4,High dielectric properties,5,Gas tight for many applications to provide protective atmospheres or ... material cost and custom size available.7.Range of Outside diameter, 3mm to 100mm,8.Range of Length, 10mm to 1300mm. ...