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- by John White
White Ink and Varnish Layer Order for Corrugated Plastic Signs
Corrugated plastic signs do not need one universal ink stack. White opaque sheets often need only color, while colored or translucent sheets may need a white underbase. Clear ink belongs in the specification only when a tested gloss, texture or...
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- by John White
White Ink and Varnish Layer Order for Acoustic Panels
White ink and clear ink should be added to an acoustic-panel print only after the panel maker approves printing and a sample confirms appearance, adhesion and the required acoustic performance. Porous, perforated, textured and fabric-faced panels cannot be treated as...
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- by John White
White Ink and Varnish on Foam Board: Layer Choices
For industrial foam-board printing, white ink is useful when the face color interferes with the artwork, while varnish is an optional surface effect that needs its own approval. White paper-faced board often needs neither. Choose the construction from the board...
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- by John White
White Ink and Varnish on Leather: Layer Planning
White ink and varnish on leather should be planned around the material’s background color, surface finish and movement in the finished product. For a dark leather panel, a white underbase followed by color is a useful starting point. Clear varnish...
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- by John White
Which Ink-Layer Order Works for Rigid Signage?
The correct white-ink and varnish structure for rigid and promotional signage depends on substrate color, opacity, texture, viewing direction and the required finish. Industrial production should begin with the simplest candidate—color only, white under color, or a verified varnish build—then...