Pressure between plate and substrate is excessive.
Reset plate pressure to “kiss” impression.
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Plate or sticky-back tape is too hard.
Use plate with softer durometer; switch to a cushion sticky-back tape.
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Edges are cupped on plate.
Check plate and replace if necessary.
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Plate cylinder is out of round, causing intermittent halos.
Check run-out of plate cylinder and anilox roll; replace plate and/or anilox roll.
*The solutions provided from the troubleshooting guide are general in nature, please contact your sales or technical representative to discuss specific issues.
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