Opti-Etch™
Opti-Etch is Vulcan Specialty Products Graphic Arts new etching oil for use with magnesium photo-engraving plates. Opti-Etch holds fine detail whilst maintaining optimal etch rates and prolongs bath life.
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Standard operating parameters
5% Opti-Etch oil
20% 42 Baume Nitric acid
Operating temperature
92-96˚F
Paddle speed 500-600rpm, machine dependent
Operating guidance
Opti-Etch has been developed to directly replace the existing etching oils and can be used with Vulcan Specialty Products Graphic Arts’ recommended standard parameters.