Printing industry terminology

Industry terminology:
P number: refers to 16 open paper side.
Film: Film is a transparent film used to transfer printed electronic documents through an imagesetter. It is used to print printing plates.
Grams: an important measure of paper thickness.
Proofing: The process of making a print sample.
Filming: The process of outputting a film from an electronic file. Film film (generally referring to film. Film)
Offset: Offset printing, the printing plate used is smooth.
Offset paper: A kind of printed paper, with no coating on the surface of the paper, used for stationery, envelopes, etc.
Art paper: A type of printed paper with a coating layer on the surface and a glossy finish. It is mostly used for printing color promotional materials.
Matte copper: a kind of printing paper, also known as matte powder, surface coating layer after matt processing, and more for color promotional materials printing.
Ream: The unit for measuring the number of sheets (1 order equals 500 sheets).

Off: Refers to cutting the full open paper out of the way.
MO: Large-capacity rewritable media used to store electronic documents in the early printing stage.
Color Swatch: The standard of the color to be printed.
Hit the net: also known as the moire, refers to four-color screen printing overlay occurs when two or more colors overlap.
Gripper: Placement on the press.
Bleed: The place reserved for the cutting of prints.
Solid plate: refers to full-plate printing.
3. Cropping: refers to the trimming of printed products on the coating layer.
Spot color: A special color other than the four colors (yellow, magenta, cyan, black).

By type of printing plate
1, letterpress printing machine: relief printing press
Machines that use letterpress to complete the printing process. Such as business cards (resin), logotype printing, zinc letterpress, set numbering, etc.
2, lithographic printing machine: planographic press
Machines that use lithography to complete the printing process, such as multi-color machines, four-color machines, two-color machines, monochrome machines, fast printing machines, etc.
3, Gravure printing machine: intaglio printing press
Machines that use gravure to complete the printing process. For example, glass bags for instant noodles, aluminum foil bags for biscuits, etc.
4, screen printing machine: screen-process printing press
Machines that use the screen plate to complete the printing process. Stencil printing: screen printing, circuit board printing, fabric printing, can printing, nameplate printing,

Local polish and so on.

Classified by paper type
1, sheetfed printing machine: sheet-fed printing press
Printing machine using a sheet of paper.
2, web presses: roll-fed printing press
Printing press using a web.
Press printing structure classification
1, flat press printing machine: platen press
Printing plate support and embossed body are flat printing machine`
2, round presses (platform presses): flat-bed cylinder press
Printing plate support is flat, and the printing body is a cylindrical press.
3, stop rotary printing press: stop-cylinder press
The printing plate cooperates to reciprocate, and when the advancing, the impression cylinder rotates one revolution, and when returning, the impression cylinder stops rotating, completing the printing of a printing process.

Brush machine.
4, a rotary press: single-revolution printing press
Each reciprocating motion of the plate table, one revolution of the impression cylinder, completes a printing press.
5, two rotary presses: two-revolution printing press
Plate printing machine that reciprocates once to complete a printing process
6, reciprocating printing press: reversible printing press
Each time the impression cylinder rotates back and forth, a printing press is completed.
7, circular presses: rotary printing press
The printing plate support body and the transfer body are all cylinder-shaped, and the printing machine rotates completely during the printing process.
Sort by number of print colors and faces
1, monochrome printing machine: single-colour printing press
In a printing process, two ink-color printing machines are printed on one side of the paper.
2, two-color printing press: two-colour printing press
In a printing process, two or more ink presses are printed on one side of the paper.
3, multi-color printing press: multi-colour printing press
In a printing process, two or more ink presses are printed on one side of the paper.
4, double-sided monochrome printing machine: perfecting press
A printing press that prints on both sides of the paper.
5, double-sided multicolor printing press: multi-colour perfecting press
In a printing process, at least one side of the paper is printed with two or more ink-colored double-sided printing presses.