Project #1
To eliminate use of degreaser (TCE)
03/26/1999
Brass, copper, pewter, sterling silver, gold, ss
Trays, punch bowls, tea pots
Brass 75%, pewter 5%, sterling silver 10%
1-5 ft^2
Medium
Formed in press dept/polished
soldering, plating
5000
200
Trichloroethylene
Uses toxic solvents
To remove oils, grease, etc.
No relation
exposed to atmosphere
Amount of product that can be possessed per day with new system
After initial testing, a couple of aqueous cleaners were very effective in removing the buffing compound from the brass substrate through immersion cleaning. At a 10% dilution, four products were successful in removing most of the buffing compound.