Shengfan Quartz tube characteristic *Brand shengfanquartz *SIO2 99.99% *Density 2.2(g/cm³) *Degree of hardness moh’ scale 6.6 *Melting point 1732℃ * Working temperature 1100℃ *Annealing point 1180℃ ...Lihat Lebih Lanjut
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High Temperature Resistant 99.99% SiO2 Purity Quartz Glass Tube For Quartz tube furnace