Inert Ceramic Ball High Alumina Ball Alumina Grinding Ball
Model: |
Inert Ceramic Ball |
||||
Color: |
Light Grey |
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Shape: |
Ball |
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Typical Technical Composition |
Min. % |
Max. % |
Usual % |
||
SiO2 |
70 |
77 |
74.9 |
||
Al2O3 |
17 |
19 |
18 |
||
Fe2O3 |
****** |
1.0 |
0.9 |
||
TiO2 |
****** |
0.5 |
0.46 |
||
CaO |
****** |
0.5 |
0.42 |
||
MgO |
****** |
0.5 |
0.38 |
||
Na2O |
****** |
2 |
1.12 |
||
K2O |
****** |
3.5 |
3.28 |
||
Al2O3 + SiO2 |
90 |
96 |
93 |
||
Physical properties |
|||||
Index |
Value |
Value |
|||
Leachable Iron |
≤ 0.1% |
****** |
|||
Apparent Porosity by Weight, dia. ≥ 10mm |
≤ 0.4% |
****** |
|||
Apparent Porosity by Weight, dia. = 6mm |
≤ 1.0% |
****** |
|||
Apparent Porosity by Weight, dia. = 3mm |
≤ 3.0% |
****** |
|||
Moh's Hardness Scale |
>6.5 |
****** |
|||
Water Absorption |
<0.5wt% |
****** |
|||
Acid Resistance |
>99.8% |
****** |
|||
Alkaline Resistance |
>85% |
****** |
|||
Thermal Conductivity |
0.9-1.0 w/m2.k |
****** |
|||
Thermal Expansion @ 500℃ |
0.20% |
****** |
|||
Specific Heat |
628-837 j/kg |
****** |
|||
Thermal Shock Stability, 500 ℃ then water cooling |
10 times |
****** |
|||
Max. Operating Temperature |
1050℃ |
1922 |
|||
Specific Density |
2300 kg/m3 |
144 lb/ft3 |
|||
Bulk Density (Packing Density) |
1350 g/cm3 |
84 lb/ft3 |
|||
Size |
Crush Strength |
||||
Nominal Size |
(lbs) |
(kg) |
(N/pc) |
||
mm |
Inch |
min. |
min. |
min. |
|
3 |
1/8 |
77 |
35 |
343 |
|
6 |
1/4 |
176 |
80 |
784 |
|
10 |
3/8 |
234 |
106 |
1039 |
|
13 |
1/2 |
572 |
260 |
2548 |
|
16 |
5/8 |
726 |
330 |
3234 |
|
19 |
3/4 |
1672 |
760 |
7448 |
|
25 |
1 |
1870 |
850 |
8330 |
|
38 |
1.5 |
2090 |
950 |
9310 |
|
50 |
2 |
3476 |
1580 |
15484 |
Derechos de autor © Jiangxi Xintao Technology Co., Ltd. | Reservados todos los derechos
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