HIGH MIDDLE ALUMINA BALLS

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Specifications

middle high alumina ceramic ball:
Al2O3:85%
Bulk density >3.6
Hardness:8
Color:white

Our ceramic sphere is widely used as catalyst support media in refining, petrochemical, and other applications.

Our ceramic sphere is the most widely used in refining, petrochemical, and gas processing applications with unmatched impact resistence, thermal shock and crush strength and survivalbility. Our balls is your smart choice in catalyst support media because of the high quality raw materials, controlled processing and the most consistent properties.

Available sizes: 3mm, 6mm, 10mm, 13mm, 19mm, 25mm, 30mm, 38mm, 50mm, 75mm

Chemical composition:

SiO2	69%-74%
Al2O3	19%-25%
SiO2+Al2O3	92%
CaO	0.39%
TiO2	1.18%
MgO	0.51%
K2O	3.06%
Na2O	0.53%
leachable Iron	less than 0.1%

Physical properties

Free volume (%)	40
Water absorption (wt. %)	0.5
Hardness, Mohs	7
Particle density (gm/cc)	2.3
Bulk density (kg/m3)	1370-1400
Maximum operating temperture(^oC)	1040
Acid resistance(%)	99.6%
Alkali resistance(%)	85%
Thermal shock resistance(^oC-^oC)	427-20

Crush Strength

size	Crush strength, lbs(kg)
3mm (1/8")	80 (36)
6mm (1/4")	180 (82)
10mm (3/8")	330 (150)
13mm(1/2")	600 (273)
19mm(3/4")	1300(590)
25mm(1")	2200 (1000)
30mm(1-1/4")	2200 (1000)
38mm(1-1/2")	2600(1182)
50mm(2")	3000 (1362)

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