crystal tones singing bowl retail/wholesale
US $30.00-$35.00
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chemical composition: | SIO2 99.9% |
Density: | 2.2(g/cm3) |
Degree of hardness moh' scale : | 6.6 |
Melting point: | 1732°C |
Working temperature : | 1100°C |
Max temperature can reach in a short time : | 1450°C |
Acid tolerance: | 30 times than Ceramics , 150 times than Stainless steel |
Visible light transmittance : | above 93% |
UV spectral region transmittance: | 80% |
Resistance value : | 10000 times than ordinary glass |
Annealing point: | 1215°C |
softening point: | 1730°C |
Chemical Composition(ug/g) | ||||||||||||||||||
AL | Li | K | Na | Ca | Fe | Ti | Mg | Cu | B | |||||||||
3.2 | 0.4 | 0.9 | 2.1 | 0.5 | 0.8 | 0.6 | 0.22 | 0.15 | 0.29 |