Project #1
Would like to eliminate the use of flammable solvents acetone and isopropanol.
02/09/1998
Semiconductor industry, machine shops
70% Al, 20% steel, 10% carbides
2x2 inches and 6 x 6 inches
Small
Less than 1 lb
Vacuum coatings
75
Isopropanol, Acetone
Vapor from acetone, isopropanol
To place/coat parts in a vacuum atmosphere. Parts must be ultraclean before processing.
wipe parts with isopropanol and inspect
Multiple cleaning chemistries were determined to remove the contaminants. Ultrasonic cleaning aided in the cleaning process.