What are the uses of aluminium foil paper, tire paper and bronzing paper? Which ones are used in printing?
Box boardAlso known as jute paperboard, it is a cardboard used in relatively strong cartons. It is widely used for shipping books, department stores, radios, TV sets, machine parts and food, etc.. The ration was 200 g / m2, 310 g / m2, 420 g / m2, and 530 g / m2. The surface is smooth and the mechanical strength is good.Copper plate paperAlso known as coating paper, it is coated with a layer of calcium carbonate or white clay, etc., which is made of calcium carbonate or white clay. Because of the delicate white, smoothness and gloss, but also has moderate oil absorption, suitable for copperplate printing or offset printing, printing color or monochrome pictorial, pictures, calendars, maps and books, and packaging printing paper. It is divided into one side coating and two side coating, and the two is divided into special number, No. 1, No. 2 and No. 3, and the quantity is 80 grams / square meter to 250 grams / square meter. Copperplate paper requires higher coating strength, off powder, suitable for 60 lines per cm above the fine mesh printing.
Letterpress paperA sheet of paper suitable for letterpress printing of books, stationery, and magazine texts. The quantity is 52 grams / square meter and 60/ square meters. There are two kinds of web and flat paper, the smoothness is 30 meters, and the opacity is not less than 88%. Letterpress printing paper is widely used in books and periodicals. It is slightly higher than newsprint and has a longer shelf life, but it is prone to wear out and is not suitable for printing books and periodicals by offset printing. This paper blots easily.Straw boardAlso known as yellow paperboard or cardboard strawboard, with yellow packaging. It is mainly used for the packaging of goods, books and books cover for the lining box. The ration was 200 g / m2 to 860 g / m2. Commonly used are No. 420, 8 grams, 10, 530 grams, 12, 640 grams. Straw boards require firm quality, smooth paper surface and a certain mechanical strength and toughness.
NewsprintCommonly known as white papers, is characterized by soft porous, institutional strength, a good absorbent, can make the ink penetration. In a very short period of time, when folding not stick dirty, used for printing newspapers in high speed web, journals and books. The newsprint weight is 51 grams / square meter. The width of the newsprint is 1572 millimeters, 1562 millimeters, 787 millimeters and 781 millimeters. The width of the paper is 787 millimeters and w1092 millimeters. The width of the paper is four millimeters. Newsprint printing adaptability, opaque, but the whiteness is low, surface smoothness is different, printing pictures should use coarse mesh, after sunlight easy to yellow, crisp hair, should not be long-term preservation.
Binding boardImportant material books installed cheer, yellow board, cardboard, cardboard boxes, mainly for the production of hardcover and envelope. In cardboard skeletons hardcover, strong, beautiful, conducive to the advantages of long-term preservation.Calcium new paperThe appearance of the paper is very close, and the utility model has the advantages of water immersion, moisture absorption, easy combustion, high bursting resistance and tearing resistance, and low production cost. It is in 160 degrees strong pinch and calendering, thickness and card printing paper close, can also be made into thicker cardboard, ink has a certain penetration absorption ability, can print clear pictures and text. It can be used for printing books, cards, securities, labels and colour printing, and also for making corrugated cardboard boxes for the purpose of moisture and oil resistant food and goods.
