We Zibo Stone I & E Co., Ltd., a company specializing in the ceramics abrasion field for over 15 years We are A Professional Alumina grinding media supplier ,Al2O3 content including 70%-80%-92%-95%-99% even 99.5%, Our key IS understanding your needs and production processes, so that we can tailor the right service & solution relying on our innovation and professional capabilities, combined with our excellent products.