|
Dry Ice Blast Cleaning Comparison Chart |
| Blasting
Cleaning Technique |
Waste for Disposal |
Abrasive |
Toxic |
Electrically Conductive |
Performance Comparison |
| Dry
Ice |
No
|
No
|
No
|
No
|
Excellent
|
| Sand
|
Yes
|
Yes
|
No*
|
No
|
OK
|
| Glass
Beads |
Yes
|
Yes
|
No*
|
No
|
OK
|
| Walnut
Shells |
Yes
|
Yes
|
No*
|
No
|
Limited
|
| Steam
|
No
|
No
|
No
|
Yes
|
Poor
|
| Solvents
|
Yes
|
No
|
Yes
|
Yes
|
Limited
|
*
Each of these blast cleaning materials becomes contaminated
upon contact if used to clean hazardous objects. When
that happens, these materials are then classified as toxic
waste requiring safe disposal.
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