| Job Title |
Etcher, Photoengraving |
| Job Description |
Etches Metal Photographic Plates To Produce Photoengraved
Printing Plates, Using Etching Machines, Handtools, And
Chemicals: Mixes Caustic Or Acid Solutions According To Type
Metal Plate Being Etched. Brushes Protective (resist) Solution
On Back And Edges Of Metal Plate To Protect Plate During Etching
Process. Brushes Protective (resist) Powder Over Photographic
Emulsion On Plate To Protect Printing Design. Bakes Plate To
Adhere Powder To Design, Using Gas Heating Plate. Mounts Plate
In Etching Machine And Starts Machine That Sprays Acid Or
Caustic Solution Against Plate To Etch (eat Away) Areas Not
Protected By Resist Solution Or Powder. Removes And Measures
Plate To Determine Depth Of Etching, Using Depth Gauge, And
Remounts Plate In Machine When Etching Has Not Attained
Specified Depth. Washes And Scrubs Etched Plates To Remove
Resist Solutions And Photographic Emulsion, Using Brush And
Caustic Solution. Dries Plates, Using Chamois Cloth. Matches
Colors With Original Artwork Of Multicolor Photographic Plates
To Produce Balanced Color Valves, Applying Knowledge Of
Photographic Printing Process. May Weigh Plates Before And After
Etching To Determine Amounts Of Etching Solutions To Be Added To
Machine, Using Scales. May Be Designated According To Type Of
Plate Etched As Copper Etcher (print. & Pub.); Zinc Etcher
(print. & Pub.).
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