Copper Sulfate Pcb Etching

The electrolyt a traditional substance for eletric etching of copper and zinc seems to be copper sulfate.

Copper sulfate pcb etching. In this video i etched a gift for my good friend the beard x16. Copper ii sulfate also known as copper sulphate are the inorganic compounds with the chemical formula cu so 4 h 2 o x where x can range from 0 to 5 the pentahydrate x 5 is the most common form. The pentahydrate cuso 4 5h 2 o the most commonly encountered salt is bright blue. I used a concentration of 4 parts water to 1 part copper sulfate assuming 1 kilo being one litre.

Artist diane roberts shows how to prepare and etch a zinc etching plate using copper sulphate and salt safe etch. A quick guide on how i go about mixing and etching with copper sulphate. Older names for this compound include blue vitriol bluestone vitriol of copper and roman vitriol. Copper sulfate is defined as an irritant but can be bought online.

The copper sulfate saline etch is a salt based etching mordant designed for silvery metals such as aluminum zinc and mild steel as a replacement to fredhard kiekeban s ferric chloride based edinborough etch used for etching materials such as copper and brass. Cucl2 cu 2 cucl. Based on the copper sulphate mordant originally designed by nik semenoff and. That s the end etchant.

It easily dissolves in water to a nice blue liquid.