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fused quartz crucible
Selling leads
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... filters produced by Beijing Zhong Cheng Quartz Glass are in high precision, with strict material selection, high efficiency and long service life, ...
2025-08-03 00:12:31
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... and has been widely used by humans since ancient times.Silica and other compounds are fused at high temperatures and rapidly cooled to produce ...
2025-08-03 00:12:31
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