Large pore pseudoboehmite

Large pore pseudoboehmite

Performance:

This product is a white powder with high purity, low bulk density, large pore volume, large specific surface, easily dispersed characteristics.Soluble in dilute acid, dilute alkali solution, good compatibility properties.Low temperature dehydration becomes highly active calcined alumina.

Pseudoboehmite main uses

This product is a good raw material of various aluminum salts.After molding, can be used for different shapes of desiccants, adsorbents and catalyst supports.Glass and enamel industry for colorants, stabilizers, fillers also inks, luminescent quality raw materials.

Pseudoboehmite physical and chemical indicators:

Item Pole Volume Specfic Surface Dry Basis SiO2 Dispersion index Na2O Fe2O3
M1/g M2/g % % % % %
QD-1 0.70-0.90 240-320 70±1 <0.06   <0.08 <0.02
0.90-1.10 280-340 70±1 <0.06   <0.08 <0.02
QD-2 0.70-1.10 240-380 70±1 0.5-2.0   <0.08 <0.02
0.70-1.10 280-400 70±1 2~4   <0.08 <0.02
0.80-1.20 220-400 70±1 >4   <0.08 <0.02
QD-3 0.70-1.20 200-300 70±1 <0.02   <0.01 <0.01
QD-4 0.37-0.45 240-280 >60 <0.06 >96 <0.10 <0.02
0.37-0.45 240-280 >60 <0.06 >96 <0.05 <0.02

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