This product is one of the most widely used catalyst carriers,according for about 70% of industrial supported catalysts.Alumina has many kinds of crystalline form and different characteristics.Even the same form has different properties depending on its different origin,such as density,pore structure and specific surface area.
Specification of general catalyst carrier
|
TY401 |
TY402 |
TY403 |
TY404 |
TY405 |
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|
Apparence |
Blanc, Sphère, pas d'odeur, insoluble dans l'eau, Innocuous |
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|
type de cristal |
xp |
xp |
y |
y |
xp |
|
|
Composition chimique |
Al 2O 3 % |
≥93 |
≥93 |
≥93 |
≥93 |
≥90 |
|
Na 2O% |
≤0.3 |
≤0.3 |
≤0.5 |
0,15-0,3 |
≤0.3 |
|
|
LOI |
% |
6-8 |
6-8 |
≤8 |
≤5 |
6-8 |
|
Masse volumique apparente |
g / ml |
de 0,68 à 0,72 |
de 0,70 à 0,75 |
0,65-0,75 |
0,70-0,80 |
de 0,68 à 0,72 |
|
Surface |
m 2/ g |
≥300 |
≥300 |
250-280 |
≥280 |
≥350 |
|
Volume poreux |
ml / g |
0,30 à 0,45 |
0,30 à 0,42 |
0,40 à 0,46 |
0,40 |
0.30-0.50 |
|
Absorption statique (HR = 60%) |
% |
Absorption d'eau |
Fluor Absorption |
Absorption d'eau |
Absorption d'eau |
Absorption d'eau |
|
actif |
% |
56-62 |
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|
attrition Perte |
% |
≤1.0 |
≤1.0 |
≤1.0 |
≤0.4 |
≤0.8 |
|
Résistance à l'écrasement (N / particule) |
0,4-1,2 |
≥30 |
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|
1-2 |
≥40 |
≥40 |
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|
2-3 |
≥60 |
≥60 |
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|
3-5 |
≥100 |
≥100 |
≥100 |
≥100 |
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|
4-6 |
≥120 |
≥130 |
≥120 |
≥110 |
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|
5-7 |
≥160 |
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|
6-8 |
≥180 |
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Propriétés physiques
TY401: is for as adsorbent
TY402: is for defluorinating
TY403: is for absorption in producing hydrogen perixide (H2O2)
TY404: is for catalyst carrier
TY405: is for dehydrating and drying in air seperation etc
