The Global Activated Alumina Spheres market is valued at 565.40 Million USD in 2017 and will reach 708.98 Million USD by the end of 2022, growing at a CAGR of 4.63% during 2017-2022. Activated alumina is manufactured from aluminium hydroxide by dehydroxylating it in a way that produces a highly porous material; this material can have a surface area significantly over 200 m2/g.