... Size:0.8-1.5,1-1.8,1-2, 2-3, 2.5-3, 2-4, 4-8, 8-16mm Good quality, ... Size:0.8-1.5,1-1.8,1-2, 2-3, 2.5-3, 2-4, 4-8, 8-16mmGood quality,Relative ... acid soluble rate %≤0.1All exhange capacity mg/g2.2 ~ 2.5 Test ItemTest ResultTest ItemTest ResultWear Rate≤0.05%Specific ... Density2.5t/mm3Ash Percent≤0.3%Bulk Density0.92t/mm3Breakage Rate≤ ...