KINHENG CRYSTAL MATERIAL(SHANGHAI) CO., LTD
Technology, Innovation, Value
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MgO single substrate can be used to create a mobile communications equipment required for high-temperature superconducting microwave filters and other devices.
We used a chemical mechanical polishing which may be prepared for a high-quality atomic level the surface of the product, we can provide 2”x 2”x0.5mm substrate.
Properties:
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Growth Method
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Special Arc Melting
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Crystal Structure
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Cubic
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crystallographic lattice constant
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a=4.216Å
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Density
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3.58g/cm3
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Melting point
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2852℃
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Crystal purity
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99.95%
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Dielectric constant
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9.8
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Thermal expansion
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12.8ppm/℃
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Crystal cleavage plane
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<100>
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Optical Transmission
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>90%(200~400nm),>98%(500~1000nm)
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Crystal Prefection
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No visible inclusions and micro cracking, X-Ray rocking curve available
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Orientation
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<100>,<110>,<111>±0.5º
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Dimension
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dia2” x 0.5mm 25 x 25 x 0.5mm 15 x 15 x 0.5mm
10 x 10 x 0.5mm 10 x 5 x 0.5mm 5 x 5 x 0.5mm
Customization available
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Polish
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Single polish, double polish
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surface roughness
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Surface roughness(Ra):<=5A
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