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MgO Substrate

Advantage

1.Very small dielectric constant

2.Loss in the microwave band 

3.Available for large size

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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, Largest size 2”x 2”x0.5mm substrate available.

    Properties:


    Growth Method

    Special Arc Melting

    Crystal Structure

    Cubic

    Crystallographic Lattice Constant

    a=4.216Å

    Densityg/cm3

    3.58

    Melting Point

    2852

    Crystal Purity

    99.95%

    Dielectric Constant

    9.8

    Thermal Expansion

    12.8ppm/

    Cleavage Plane

    <100>

    Optical Transmission

    >90%200~400nm,>98%500~1000nm

    Crystal Prefection

    No visible inclusions and micro cracking, X-Ray rocking curve available


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