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Abrasive Selection Chart
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Glass Bead |
Ceramic Shot |
Stainless Cut Wire |
Steel Shot |
Steel Grit |
Aluminum Oxide |
Silicon Carbide |
Garnet |
Crushed Glass |
Plastic Media |
Agri Shell |
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Finishing |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
No |
No |
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Cleaning/Removal |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
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Peening |
Yes |
Yes |
Yes |
Yes |
No |
No |
No |
No |
No |
No |
No |
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Surface Profiling (Etch) |
No |
No |
Yes |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
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Working Speed |
Med |
Med |
Med |
Med |
Med-High |
High |
Very High |
High |
High |
Med High |
Low High |
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Recyclability |
High-Low |
High |
High |
Very High |
Very High |
Med High |
Med Low |
Med |
Med Low |
Med |
Low |
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Probability of Metal Removal |
Very Low |
Very Low |
Very Low |
Very Low |
Med |
Med High |
Med High |
Med |
Low Med |
Med |
Low |
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Hardness, MOH Scale (Rockwell RC) |
5.5 |
7
(57-63) |
6-7.5
(35-55) |
6-7.5
(20-66) |
8-9
(40-60) |
8-9 |
9 |
8 |
5.5 |
3-4 |
1-4.5 |
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Bulk Density (lbs/cu.ft) |
100 |
150 |
280 |
280 |
230 |
125 |
95 |
130 |
100 |
45-60 |
40-80 |
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Mesh Size |
30-440 |
8-46 |
20-62 |
8-200 |
10-325 |
12-325 |
36-220 |
16-325 |
30-400 |
12-80 |
Many |
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Typical Blast Pressure (psi) |
20-55 |
20-90 |
20-90 |
20-90 |
20-90 |
20-90 |
20-90 |
30-80 |
20-50 |
20-60 |
10-40 |
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Shape |
Sphecial |
Spherical |
Spherical |
Spherical |
Angular |
Angular |
Angular |
Angular |
Angular |
Spherical & Angular |
Angular | |
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