OEM Customized Dried Aluminum Hydroxide - Low Sodium pseudoboehmite alumina – Ton Year

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OEM Customized Dried Aluminum Hydroxide - Low Sodium pseudoboehmite alumina – Ton Year Detail:

Non-toxic, tasteless, odorless, white gelatinous (wet) or powder (dry), crystal phase purity, good molding performance, with thixotropic gel characteristics.

This product is mainly used as catalyst carrier — raw material of activated alumina, and can also be used as molding binder of molecular sieve and silicate refractory fiber products, such as binder of semi-synthetic rare earth y-type molecular sieve cracking catalyst, ethylene catalyst for alcohol dehydration and ethylene oxide catalyst.

Chemical composition:
AlOOH.xH2O
Crystal structure:
Boehmite
Al2O3	min 80%
Appearance:
white powder

Chemical Purity(typical)

Impurity

ppm

Na2O

max10

Fe2O3

SiO2

560

Main Physical Parameters(B8017,typical)

Bulk Density (g/ml)	0.4-0.6
Specific Surface Area (m2/g)	142.8
Pore Volume (ml/g)	0.73
Mean Pore Diameter (nm)	19.8
Pore Diameter Distribution	2nm-40nm,min 95%

Calcined	(600°C.3h)
Specific Surface Area (m2/g):	140.9
Pore Volume (ml/g)	0.77
Mean Pore Diameter (nm)	23.3
Pore Diameter Distribution	2nm-40nm,min 95%

Calcined	(1000 degree centigrad.3h)
Specific Surface Area(m2/g)	107.5
Pore Volume (ml/g)	0.80
Mean Pore Diameter (nm)	31.6
Pore Diameter Distribution	2nm-80nm,min 95%

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