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| Forms of Grinding Media: Ball, Barrel, Cylinder
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| Properties |
Nominal Composition |
| 90 Al2O3 |
95 Al2O3 |
995 Al2O3 |
998 Al2O3 |
| Density g/cm3Min. |
3.55 |
3.65 |
3.88 |
3.90 |
| Hardness (Rockwell) R45N Min. |
78 |
80 |
82 |
83 |
| Flexural strength Mpa Min. |
320 |
330 |
350 |
350 |
| Fracture toughness Mpa.m0.5 |
3-4 |
3-4 |
4 Min. |
4 Min. |
| Elastic Modulus Gpa |
290 |
300 |
330 |
340 |
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| Properties please referring to Alumina Grinding Media Sizes:
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| Straight Mill Lining |
Trapezoidal Mill Lining |
| Length (mm) |
Width (mm) |
Height (mm) |
Length (mm) |
Width (mm) |
Height (mm) |
| 150 |
50 |
70 |
150 |
45-55 |
70 |
| 150 |
50 |
65 |
150 |
45-55 |
65 |
| 150 |
45 |
50 |
150 |
45-55 |
50 |
| 150 |
45 |
40 |
150 |
45-55 |
40 |
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Alumina Structural Ceramic Parts |
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| Properties |
Al2O3 Contents: 75-99.8% |
| Density g/cm3 Min. |
3.2-3.93 |
| Hardness (Rockwell) |
85-91 |
| Flexural strength Mpa |
200-400 |
| Fracture toughness Mpa.m0.5 |
2.0-5 |
| Elastic Modulus Gpa |
350-400 |
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 Practicality
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