Inert Ceramic Ball - Corundum, High Strength And Stability , Acid And Alkali Resistant, Thermal Resistance Up To 1700â°c, Low Water Absorption

These Inert Ceramic Ball For Corundum has the advantages of high strength, high stabilities to chemical and thermal circumstances. It can resist the corrosion to acid, alkali, salt and all organic solvents.
Being used as a supporting and a covering material of catalyst in reactors, oil refinery, chemical, fertilizer production, natural gas and environmental protection industries.
The main role of these ceramic balls is to increase the distribution spots of gas or liquid, and to support and protect the activating catalyst with low strength.
(2)Technical Specification
Type
Feldspar
Feldspar-Mullite
Mullite
Mullite-Corundum
Corundum
Item
Chemical composition%
Al2O3
20-30
30-45
45-70
70-90
a Y90
Al2O3+SiO2
a Y90
Fe2O3
a 1
Water absorption, %
a 5
Acid resistance , %
a Y98
Alkali resistance,%
a Y80
a Y82
a Y85
a Y90
a Y95
Thermal resistance,A C
a Y1300
a Y1400
a Y1500
a Y1600
a Y1700
Crushing strength
N/grain
I 3
a Y120
a Y140
a Y150
a Y160
a Y200
I 6
a Y400
a Y420
a Y440
a Y480
a Y500
I 8
a Y480
a Y520
a Y600
a Y620
a Y650
I 10
a Y600
a Y700
a Y800
a Y900
a Y1000
I 13
a Y1000
a Y1100
a Y1300
a Y1500
a Y1800
I 16
a Y1500
a Y1600
a Y1800
a Y2300
a Y2600
I 20
a Y1800
a Y2000
a Y2300
a Y2800
a Y3200
I 25
a Y2500
a Y2800
a Y3200
a Y3600
a Y4000
I 30
a Y3000
a Y3200
a Y3500
a Y4000
a Y4500
I 38
a Y4000
a Y4500
a Y5000
a Y5500
a Y6000
I 50