Printing Knowledge

The sequence of steps in binding hardcover books is shown in Figure 6-1. These steps remain the same whether books are bound by hand or by machine. FOLDING SIGNATURES AND ENDSHEETS. Large printed sheets are first folded to form signatures. A signatur…

Name Thickness/mm Name Thickness/mm
80gsm art paper 0.065 105gsm matt coated paper 0.09
105gsm art paper 0.085 128gsm matt coated paper 0.12
128gsm art paper 0.105 157gsm matt coated paper 0.16
157gsm art paper 0.135 200gsm matt coated paper 0.19
200…

Perfect Binding Process Sewn Binding Process Perfect binding is often used, and gives a result similar to paperback books. National Geographic is one example of this type. Paperback or soft cover books are also normally bound using perfect binding. T…

Fold the impression (cut or uncut) into several folds according to page number and sequence. The fold with multi-pages is called a signature of book-block. After collocating the folded signatures into volumes by order and combine them, it is called s…

Quality and rather heavy two-side coated printing paper with smooth surface. The reproduction of fine screen single- and multicolor pictures ("art on paper") requires a paper that has an even, well closed surface and a uniform ink absorption.…

What Is a Board Book?
A board book is a children's book format printed on thick, rigid paperboard (greyboard) instead of regular paper pages. Board books are designed for the youngest readers — infants, toddlers, and preschoolers — who chew, drool…

What Is Wire-O / Spiral Binding?
Wire-O (Twin Loop / Double Wire) binding and Spiral (Plastic Coil) binding are two popular mechanical binding methods that allow a book to open a full 360 degrees and lay completely flat. Unlike perfect binding or sad…

Color tones can generally be classified into five categories: Vivid, Grayish, Dark, Light, and Neutral.
1. Vivid Tone
After establishing the hue contrast (ideally at an angle of 90 degrees or more), it is essential to incorporate neutral colors—blac…

In screen printing, improper handling can easily produce two types of moiré patterns: overprint moiré and screen moiré. In color reproduction, it has long been established that the angle between any two strong colors must be greater than 22.5°; i…

Imposition is the process of arranging individual pages or labels onto a single printing plate. The primary objective is to optimize the layout for post-press processes, especially for bound publications, ensuring that pages appear in the correct seq…

1. Traditional Plate-Making
Traditionally, black-and-white line art plates are produced from black-ink originals or high-quality printed materials through photography, retouching, copying, and layout (or assembling). This method produces films that m…

What Is DPI (Dots Per Inch)
DPI stands for Dots Per Inch.
It refers to the number of dots a printing or output device can place within one inch (2.54 cm).
In the printing industry, DPI is mainly used to describe the output precision of printers and p…

Hardcover binding is one of the most refined binding methods in book publishing. Compared with paperback books, hardcovers feature superior materials, durable binding, elegant appearance, and better long-term preservation.
1. Common Types of Hardcove…

Many critical details of the printing production process are determined during the prepress imposition stage, including the unification of trim and register marks for different jobs, the reservation of binding and milling margins, the standardization…

In the fields of book, magazine, and packaging printing, color printing has become the mainstream, and overall print quality has continuously improved. However, due to both subjective and objective factors, truly high-end printed products are still r…

Trapping is a time-consuming and highly specialized prepress technique used to correct misregistration between solid CMYK color areas.
In general, trapping should not be applied to continuous-tone images such as photographs, as improper trapping may …

In the printing process, numerous factors contribute to color deviation in spot color production. The following is a detailed analysis of these factors:1. The I…

As awareness of counterfeit products continues to grow, the importance of ink and paper in security printing has become increasingly evident. Both are essential components of modern anti-counterfeiting systems and play a critical role in preventing d…

Paper, including both paper and cardboard, is made from plant fibers, fillers, pigments, and adhesives. In packaging printing, to ensure high-quality printed products, five key factors must be considered: people, machines, materials, methods, and env…

Post-press surface finishing plays a vital role in color printing and packaging production. In today’s highly competitive printing market, the success of a product often depends on the quality of its packaging. The effectiveness of post-press surfac…