CLEANING METHOD COMPARISON
SOOT PLATE ON ARCHITECTURAL STONE/MASONARY, WHERE
PATINA/ORIGIONAL FINISH MUST BE PRESERVED/RESTORED
Prepared by: BMS CATASTROPHE CANADA ± Ralph M Gerhards (Operations Manager)
Hot Water |
Yes |
No |
No |
Yes |
Poor |
Steam |
No |
No |
No |
Yes |
Poor |
Water |
/ |
Surfactant |
Yes |
No |
No |
Yes |
Limited |
Water |
/ |
Solvent |
Yes |
No |
Yes |
Yes |
Limited |
Aluminum Oxide |
Yes |
Yes |
Silicosis |
No |
Too aggressive |
Metal Shot |
Yes |
Yes |
No |
No |
Too aggressive |
Glass Beads |
Yes |
Yes |
Irrespirable dust |
No |
Too aggressive |
Sodium Bicarbonate |
Yes |
Yes |
Irrespirable dust |
No |
Loss of patina |
Pumice |
Yes |
Yes |
Silicosis |
No |
Good |
Sponge Blast |
Yes |
Yes |
Silicosis |
No |
Loss of Patina |
Plastic Beads |
Yes |
Yes |
Irrespirable dust |
No |
Good |
|
|
