☀Name: quartz fiber cotton ☀Product material high purity quartz ☀Product specifications: See options ☀High temperature resistance: 1300C(2372 F) ☀Tensile strength: 7GPa ☀Density: 2.2g/cm^3 ✶1-3um is mainly used for gas chromatography, precision instrument filling, etc. ✷3-5um is mainly used for elemental analysis, catalyst fixation, precision instrument filling, etc. ✸5-10um is mainly used for high temperature tube furnace, catalyst fixation, conventional test instrument filling, etc