421 - 430 of 469
high durability quartz ring
Selling leads
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2025-07-24 00:16:24
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2026-08-05 12:45:58
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2026-08-05 12:46:01
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2025-07-24 00:16:24
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2026-08-05 12:45:56
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... diameter of 272mm and a thickness of 28mm, integrally formed from high-purity fused silica. The flat ring surface is free of chipping, bubbles and ...
2026-09-03 00:44:03
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... of various specifications and shapes to reach the international advanced level. Optional materials: quartz glass, high borosilicate glass, etc. ...
2026-07-07 13:29:26
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High Borosilicate 3.3 Glass Discs used in High Temperature View Window Contents: SiO2%: 80.10 B2O3%: 12.16 Al2O3%: 2.53 K2O%: 0.10 Na2O%: 4.50 ...
2024-12-09 18:12:46
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... is made of high borosilicate glass 3.3, with good transparency, high precision dimension and good annealing. It will not crack if punched with ...
2026-09-08 00:26:13
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...e from two of the most abundant materials on the planet: silicon (Si) and oxygen (O2). Silica is most commonly considered to be in the form of ...
2026-09-08 00:26:13
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