Products---GRINTEC ADVANCED MATERIALS TECHNOLOGY CO., LTD.

ULTRA products are granulated by special designed machines, with high temperature calcined fine micro-crystal alumina powder. The products have good wear -resistance, high package cost, suitable for wet milling conditions.

Physical Properties	typical date
density(g/cm³)	>3.65
Vickers Haedness	1250-1300

Chemical Properties	typical date
Al₂O₃(%)	92
SiO₂(%)	5
Others	3

Size

at any size from dia.6mm up to 50mm