1. For business printing of a variety of specifications, the number of hundreds to 200,000 or less, offset printing-based (or not), printed sheet-fed way to make bags:
1) wide-format offset printing press, single-color machine can choose the Beiren Alcohol 08 machine about 400,000 or so, two-color can choose the Alcohol 05 machine about 700,000, 4-color printing machine can choose the Heidelberg cd102 machine about 9 million, four printing machine is not very suitable for bag making because the paper bags need to be wider paper, four boot printing can not, if two pieces of paper with a bag, will reduce the efficiency, there is no way to go on the automatic bag making machine, if the money is not enough can also be outsourced to the printing part of the strength of the printing house, so that you do not have to take up the investment in equipment, and so live in the stabilization of the purchase of equipment.
2) die-cutting and creasing, if you use handmade bags or part of the machine bags need to crease to help make bags, the machine about 50,000 or so.
3) bag making: A handmade bags, in the field and local manpower is not very expensive in the case of hiring manual workers to make bags in general, each person can make about 200 to 600 paper bags per day.
B automatic bag making, there are special flat paper automatic bag making machine, divided into Japanese machines and U.S. machines also have domestic machines, it is not recommended to buy a machine to make bags, because the machine is mainly suitable for single-species large orders, to put it bluntly, two machines 24 hours a day to dry the whole of China's work! A good machine can make 8,000 bags an hour, 50,000 bags or less is not worth the machine, laminating the paper can not be on the machine, no way to complete the perforation through the rope and other missing! Reference: Japanese machine has, bag king (3 ~ 4 million or so, domestic assembly), Newlon (200 ~ 300 or so, the Palace waist (do not know), the United States has Weiba brand (500 ~ 600) or so, the domestic machine, you can be completely regarded as scrap metal, do not have to doubt, white to you a can give you dry defeat!
2. For large packaging orders, the number is more than 100,000 up to a maximum of one million bags, to flexographic printing, using web printing.
1) the use of wide-format laminated flexographic printing machine, 1 meter or so of the width of Germany, the United States produced about 1.8 million or so, about 200,000 domestic, buy domestic on the early stage, flexographic machine structure is simple, just the domestic machine efficiency relative to the bottom of the Bi imports, the printing result is almost the same.
2) the use of web automatic bag-making machine, Germany, the United States, France, Japan, domestic machines, it is recommended to buy the German WH machine or the United States of America's Weiba machine, the price of 400 ~ 1000 have, buy their machines can be linked with their printing presses, printing and bag-making is completed at once.