On 10/11/16 09:28, 'keith printy' keethpr@... [Homebrew_PCBs] wrote:
If etching or developing is done in a tray, a lab hotplate is useful too.
>There's never corrosion problems after rinsing in water.
> Someone I used to know heated his fecl3 in the microwave before etching . when I
> worked at an electronics plane we used a single burner electric stove and
> ammonium persulfate . for me either one worked well . as for hcl , has anyone
> had corrosion issues on finished boards because there may have been some residue ?
If etching or developing is done in a tray, a lab hotplate is useful too.