PAM XIAMEN offers MgAl2O4 Magnesium Aluminate Crystal substrate.

Magnesium aluminate (spinel) single crystals are widely used in ultrasonic and microwave material and device related epitaxial growth.  We also offer polycrystalline spinel optical windows.

Crystal Structure: Cubic
Lattice parameter: a = 8.085 A
Melting point (℃): 2130℃
Density: 3.64 g/cm3
Hardness: 8 Mohs
Available orientations: <100>, <111>, <110>  or poly-crystals
Miscut: +/-0.5 degree
Sizes: 1 inch (25mm) diameter, or 10x10x0.5mm, 10x5x0.5mm, other sizes are available upon request
Polishing: Single side polished (SSP) or double side polished (DSP).
Thermal Expansion Coefficient (TEC): 7.45 x 10-6 /K
Package: Packed with class 100 bags in class 1000 clean room.

For more information, please visit our website:,
send us email at [email protected] and [email protected]

Found in 1990, Xiamen Powerway Advanced Material Co., Ltd (PAM-XIAMEN) is a leading manufacturer of semiconductor material in China. PAM-XIAMEN develops advanced crystal growth and epitaxy technologies, manufacturing processes, engineered substrates and semiconductor devices. PAM-XIAMEN’s technologies enable higher performance and lower cost manufacturing of semiconductor wafer.

With more than 25+years experiences in compound semiconductor material field and export business, our team can assure you that we can understand your requirements and deal with your project professionally.

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