• White Gem Semi-Pearl Crystal BB-6
White Gem Semi-Pearl Crystal BB-6
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White Gem Semi-Pearl Crystal BB-6

α‑Alumina synthetic sapphire crystals produced by the flame fusion (Verneuil) process serve as raw material for instrument and watch bearings and optical components, as well as for cutting watch crystal faces. Melting point: 2050°C; boiling point: 2200°C; purity: 99.99%; density: 3.98 g/cm³; Mohs hardness: 9.
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Synthetic corundum

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  • α‑Alumina synthetic white sapphire crystals produced by the flame fusion (Verneuil) process serve as raw material for instrument and watch bearings and optical components, as well as for watch crystal production. Melting point: 2050°C; boiling point: 2200°C; purity: 99.99%; density: 3.98 g/cm³; Mohs hardness: 9.

White Gem Semi-Pearl Crystal BB-6

α‑Alumina synthetic sapphire crystals produced by the flame fusion (Verneuil) process serve as raw material for instrument and watch bearings and optical components, as well as for cutting watch crystal faces. Melting point: 2050°C; boiling point: 2200°C; purity: 99.99%; density: 3.98 g/cm³; Mohs hardness: 9.
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Synthetic corundum

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