EP BUSINESS
Oil Free Process
IQC
1.Products specifications
2.dimensions(inside)
3.Wall Thickness
4.Outside Diameter
5.dimensions(outside)
Degreasing
1.cleaning
2.Passivation
3.RO water cleaning
4.Warm water supersonic dip cleaning
5.RO water cleaning
6.Hot pure water cleaning
7.Drying
Inspection
1.cleanness
2.oil residue measurement
Packaging
1.Pure N2 gas (99.999%) purging
2.fluid resistivity
3.oil residue