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Comparison
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Laser Cleaning
|
Chemical Cleaning
|
Mechanical Grinding
|
Dry ice cleaning
|
|
Washing Method
|
non-contact cleaning
|
contact cleaning
|
Abrasive contact cleaning
|
non-contact cleaning
|
|
Harm to base material
|
None
|
Yes
|
Yes
|
None
|
|
Washing Efficiency
|
High
|
Low
|
Low
|
Mid.
|
|
Consumable
|
Power
|
Chemical Detergent
|
Abrasive paper, grinder, abrasive stone
|
Dry Ice
|
|
Washing result
|
Very good, very clear
|
Medium, uneven
|
Medium, uneven
|
Good, uneven
|
|
Precision Washing
|
Accuracy controllable. High precision
|
Uncontrollable, low precision.
|
Uncontrollable, medium precision.
|
Uncontrollable, poor precision.
|
|
Safety/Environment
|
No pollution
|
Chemical pollution
|
Dust pollution
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No pollution
|
|
Operation
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Easy to operate, portable or automation optional.
|
Complicated process, higher technical requirement of the operator. Pollution prevention measures required.
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Need more time & manpower. Pollution prevention measures required.
|
Easy to operate, portable or automatic.
|
|
Investment
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High investment on machine. But no consumable, low maintenance cost
|
Low investment on machine. But expensive consumables
|
Medium investment on machine. High man-power cost.
|
Medium investment on machine. High consumable cost.
|
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