metal substrate

hand holding an iPhone 7

Apple might use metallic glass alloys on back panel in next iPhones

By Faye Oney / April 21, 2017

Apple has published a patent, hinting that the back of its next iPhone may be made of a metallic glass material. The material is created using a micro-alloying process that combines metallic glass with a metal substrate, resulting in a smooth and durable finish.

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