0.5mm 0.635mm 1mm 96% 99.6% Alumina Substrate

0.5mm 0.635mm 1mm 96% 99.6% alumina substrate   The specification 1. Typical thickness: 0.25mm, 0.30mm, 0.40mm, 0.50mm, 0.635mm,0.80mm,1.0mm,1.2mm 2. Dimensional capability: min. thickness to be 0.11 mm, max. side-length to be 240 mm x 280 mm 3. Norminal tolerance : thickness ± 0.05 mm, length ± 0.20 mm, width ± 0.20 mm with camber 0.3% 4. Material availability: alumina(Al2O3), zirconia(ZrO2), aluminum nitride(AlN) and silicon nitride(Si3N4) 5. Surface treatment: mirror-like polishing to be Ra0.05, metallizing for ceramic to metal bonding 6. Secondary process : lapping, laser scribing,laser cutting,CNC machining and so on    The main features  Properties  Value  Strength  High thermal conductivity  Up to 31 W/m.k  Enhance heat dissipation quickly in power modules  Low coefficent of thermal expansion  (6.5-7.5) * 10(-6) mm／℃  Similar to the Si /GaN of chip raw material in…

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