activated alumina balls desiccants for adsorption air dryer, air separation equipment, gas dryer, double tower, heat exchanger, and other machines.

contant AL2O3 >92%,
contant Na2O <0.45%,
static adsorption 15-17 wt.%,
apparent density 0.65-0.75 g/ml,
specific surface area 300-350 m2/g,
pore volume >0.4 ml/g,
high strength, high regeneration capacity, less powder