Tech Grinding Media Inc. is a leading supplier of grinding media balls, ... EGYPT TECH GRINDING MEDIA INC., RAYA OFFICES, LAND 133, NEW CAIRO, CAIRO EGYPT PC 11835 GSM: +201002300530 Tel: +202 2322 5839, Fax: +202 2503 2801 ... CLINKER GRINDING IN BALL MILLS - CEMENT PLANTS