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Walk-off: A term given to the occurrence of plate deterioration of the image area during the printing process; usually occurs on long runs.
Washup: The procedure of cleaning a particular ink from all of the printing elements (rollers, plate, ink fountain, etc.) of a press.
Watermark: A translucent logo that is embossed during the papermaking process while the paper slurry is on the dandy roll. (see Dandy Roll)
Web: The roll of paper that is used in web or rotary printing.
Web Break: A tear in a web roll during the printing process.
Web Press: Cylinder printing machine in which the paper is fed from a continuous reel, as opposed to sheet-fed.
Web Tension: The term given to the tension or pull exerted by the web press on the web roll.
Wedding Paper: A soft paper that is thick and holds up well under embossing.
Wet Trapping: The ability of an ink film to accept subsequent ink films.
Widow: A single word or two left at the end of a paragraph, or a part of a sentence ending a paragraph, which loops over to the next page and stands alone. Also, the last sentence of a paragraph which contains only one or two short words.
Wipe-On Plate: A plate on which a light sensitive coating is wiped by a coating device.
Wire-O Binding: A continous double series of wire loops run through punched slots along the binding side of a booklet.
Wire Side: That side of the paper which lies on the wire screen side of the papermaking machine.
Wire Stitching Or Stapling: To fasten together sheets, signatures, or sections with wire staples via saddle stitching, side stitching, or stabbing.
With the Grain: Folding or feeding paper into a press parallel to the grain of the paper.
Wove Paper: A smooth paper made on finely textured wire that gives the paper a gentle patterned finish.
Work and Tumble: To print one side of a sheet of paper, then turn it over from gripper to back using the same side guide and plate to print the second side.
Wrinkles: The unevenly dried surface of printed inks.
Writing Paper: Another name for bond paper. |
