Letterpress paper is the main paper for letterpress printing books and magazines. Embossed paper can be divided into four grades according to the composition ratio of paper materials: 1, 2, 3 and 4. The quantity of paper represents the quality of paper. The greater the quantity, the worse the quality of paper.
Weight: 49 ~ 60) 2g/m2.
Flat paper specifications: 787×l092, 850×ll68, 880xl230 and some special paper sizes.
Web specifications: 787mm wide, 1092mm wide, 1575mm wide and 60m ~ 80OOM long.
2. Ink
Newsprint, also known as white newspaper, is the main paper of newspapers and books.
Weight: 49 ~ 52) 2g/m2
Specification of plain paper: 787× 1092mm, 850x ll68, 880x l230.
Web specification: width 787mm,1092mm,1575mm; The length is about 6000 ~ 8000 meters.
3. Offset paper
Offset paper is mainly used for lithographic (offset) printing machines or other printing machines to print high-grade color printed matter, such as color pictorial, album, poster, color printing trademark and some advanced books, as well as book covers and illustrations. Offset paper is divided into special number, 1 number and No.2 according to the proportion of pulp. It has one side and two sides, and there are two grades of super calendering and ordinary calendering.
Weight: 50,60,70,80,90, 100, 120, 150, 180g/m2.
Flat paper specification: 787×l092；; 850× 1 168mm。
Web specification: 787mm, 1092mm, 850mm.
4. Coated paper
Coated paper, also known as printed coated paper, is made by coating a layer of white slurry on the base paper and then pressing it.
Weight: 70,80, 100, 120, 150,180200,210.240,250g/m2.
Specification of plain paper: 648× 953mm, 787× 970mm, 787× 1092mm.
Draw a newspaper
Painted newspapers are fine in texture and suitable for printing pictorial, picture books and posters.
Weight: 659 1 and 12g/m2.
Specification of plain paper: 787×l092.
6. Written papers
Writing paper, also called book cover paper, is the paper used for printing book covers.
Weight:120g/m2.
Specification of plain paper: 690× 960mm, 787×l092.
7. silk paper
Embossed paper is a kind of paper specially used for surface decoration.
Weight: 150 ~ 180g/m2.
Specification of plain paper: 787×l092 and 850×ll68.
8. Bible paper
Bible paper is a kind of high-grade tissue paper for books and periodicals, which is thin, strong and folding-resistant, white and meticulous, tight and smooth in texture, slightly transparent and has certain water resistance. Mainly used for printing dictionaries, classic books and other books with many pages and convenient carrying.
Weight: 30 ~ 40g/m2.
Specification of plain paper: 787×l092.
9. Wool edge paper
Fringe paper is thin and soft, light yellow and hairless. Wool paper should be printed on only one side, mainly for ancient books.
10, writing paper Writing paper is paper written in ink, and it is required that the paper should not be wet when writing. Writing paper is mainly used for printing exercise books, diaries, forms and account books in factories. Writing paper is divided into special number, 1 number, No.2, No.3 and No.4.
Weight: 45,50,60,70,80 g/m2.
Specifications of plain paper: 427× 569mm, 596× 834mm, 635× 1 18 8mm, 834× 1 17 and 787×l092.
Mesh size: 787mm, 1092mm.
1 1. Typing paper
Typing paper is a very thin paper, thin and elastic. It is required not to make holes when typing, and not to be scratched by the nib when copying with a hard pencil. Mainly used for printing documents, forms and multiple vouchers. Used as spacer paper and printing wrapping paper in books.
Weight: 20 ~ 25g/m2.
Specification of plain paper: 787×l092, 560× 870mm, 686× 864mm, 559× 864mm.
12. Youfeng Paper
Youfeng paper is used for printing all kinds of carbon paper and printing and packaging paper.
Weight: 25 ~ 28g/m2.
Specification of plain paper: 787×l092.
13. Cobb paper
Cobb paper is thin and elastic, suitable for printing multiple copies; It is used to protect works of art and plays an aesthetic role in book binding.
Weight: 17 ~ 20g/m2.
Specification of plain paper: 787×l092.
14。 Self-printed paper
White paper has small elasticity and toughness, and it is not easy to break when folded. Mainly used for printing packaging boxes and commercial sulfur lining paper.
Weight: 220,240.250,280,300,350,400 g/m2.
Specification of plain paper: 787×787 mm, 787× 1092 mm,1092×1092 mm.
15. Kraft paper
Kraft paper has large tensile force, such as single light, double light, stripe, no grain, etc. Mainly used for wrapping paper, envelopes, paper bags, etc. And prin machine cylinder liner.
Specification of plain paper: 787× 1092mm, 850xll68 68mm, 787×ll90, 857×ll20.