Donghai Source Factory Quartz Glass Tube OEM/ODM Capability High Purity Clear Quartz Tube With Flange For Laboratory Vacuum Furnace ISO 9001 Product Overview Customized High Temperature Resistant 1200 Fused Silica Quartz Test Tube with 1100℃ Working Temperature and 99.99% SiO₂ Content Product ...
Hot Sale UV High Transmittance Anti-Corrosion Clear Flat Quartz Glass Plate Product Characteristics 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℃ Softening point 1630℃ Specification ...