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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