1. What is called and combined?

A: The combined equipment is a small and simple book after the butterfly is mounted, and the book and the book cover can be separated at any time. Because the appearance is box or half box, it is called and combined.

2. What is the package back?

Answer: A page folding method is the exact opposite of butterfly loading. The soon-to-be-printed page (single-side printing) is folded white inwards, and the text is folded outwards into a booklet with a bobbin page. After collating, the booklet is creased. Li Qi, and then the opposite side of the fold (front edge) edge of the paper as a joint interface, on the back of the book coated adhesive stick, wrapped in a bound package into a back pack books. The back-packing method is like a modern wireless glue binding, except that the processing method is slightly different (see Figure 1).

3. What is paperback?

A: A form of book binding that summarizes the back-loading and line-loading and advantages of the package, and is also a method of binding, forming, and using more frames. Paperback is based on the characteristics of modern printing, first large-format pages folded into posts, with a book, cover the cover and cut off the three sides of the flash, it becomes a book that can be read.

4. What is Lekou?

A: Le mouth is a form of processing of paperback binding. It is mainly the front edge of the cover that is wider than the front edge of the book block. After the cover is wrapped, the front edge of the wide edge of the cover is trimmed inwards in the seal 2 and cover 3 (see Figure 2).

5. What is saddle stitching?

A: A simple book binding form. During processing, the cover and the book block are combined to form a booklet, which can be booked after being linked and cut. After binding, the saddle-stitched book saw is exposed on the final fold of the book. Since the book block was stapled on the stapler, it was called saddle stitching (see Figure 3).

Source: Printing Technology