Process for Cleaning and Polishing Cobalt/Chromium

 

 

Minimum recommended process for electropolishing Cobalt/Chromium

This is effective ONLY with metal which does not contain colored oxide:

Step
Process Line / Description
1.
Clean in MicroClean Ti™ (RDZ-1849) (Time and temperature to be determined, no such thing as “too much”)
2.
Water Rinse
3.
Alcohol Rinse
4.
ElectroPolish Ti2 (RDZ-1676), 300+ Amps/ft2, up to 10 minutes

 

This process is effective for metal which has colored oxide:

Step
Process Line
Concentration & Temperature
Equipment Required
Ventilation Requirements
1.
Pre-Clean in
MicroClean Ti™ (RDZ-1849)
100%
50°+ C
SS
labware
PP
or PVC
Not Required
2.
Rinse in tap water
3.
Alkaline Descale™ (RDZ-1734)
50% Part A
50% Part B
80°–100° C
4-24 hours
Pyrex or SS
Not Required
4.
Rinse in tap water
Room Temperature
5.
Descale Remover (RDZ-1735)
100%
Room Temp
60 Seconds
Glass or Plastic
Recommended
6.
Rinse in tap water
7.
Rinse in dry alcohol
???
8.
ElectroPolish Ti2™ (RDZ-1676)
100%
Room Temperature
SS
Required
9.
Rinse in water