Review of Lithography Suitability (I)

Foreword

Printing suitability mainly depends on the various needs of printing and copying quality. It covers the processes and technologies of manuscripts, copying, printing, processing and binding, as well as various materials, equipment, environment and related conditions involved. Requirements, in order to obtain the best quality of all operations.

First, the relationship between printing and fitness

(1) Letterpress printing: There is a depression at the imprint and a feeling of frame border around the imprint. Suitable for small number of forms, business cards, envelopes, stationery, self-adhesive stickers or sets of text or simple illustrations.

(b) Lithographic printing: The embossing does not protrude or sink, and the prints are delicate and delicate. Suitable for multi-color prints in black and white and color books, color magazines, posters, advanced letter paper, paper boxes, calendars, newspapers, etc.

(3) Gravure Printing: There are two kinds: 1. Engraving intaglio—the impression of its intaglio will be slightly convex when touched by hand, and the ink is thick and strong, suitable for the printing of securities and banknotes. 2. Photogravure - its imprint appears to have a faint dot-like appearance, also like continuous tone. Suitable for large-volume color magazines, plastic films, aluminum foil and other packaging and printing materials.

(d) stencil printing: imprinting into burrs and thick ink layers. Suitable for a variety of printed objects, including the surface of hard and soft objects with flat surfaces and curved surfaces. Such as: plastic surface, large posters outside the trunk, printed circuit boards, local glazing, transfer paper, fabrics and so on.

(5) No-printing: The printing methods applied in electronic technology include the use of dry toner and liquid ink. The former has a slightly convex pattern and the latter is similar to a lithographic pattern. Suitable for small lot, medium and low quality color printing or color printing.

(a) (b) (c) (d) (e) (e) (e) (e) (h) (h) (t) (eleven)