Grey board is also called the tea board. A more useful the cardboard. Quantitative common in more than 120 g/m2. Thickness is higher, the degree of small. Asked about the quality of the raw material is low, waste paper, half bleached pulp, semi-chemical pulp can be used. Most use mould machine manufacture paper with pulp. Products can be sandwich board or homogenous board, also can be applied depending on the quality requirements of high quality of pulp cooked noodle gray paper production. Used in the manufacture of packing box, paper tube, etc. Double gray cardboard paper common need to store enough with 4 ~ 6 months of the raw material, through natural fermentation in the raw material in storage, for pulping, ensure the continuation of paper factory consumption at the same time. The preparation section of the reed, wheat straw and wood raw materials such as cutting ChengLiao ( For consumption chemical pulp) Or cut wood For consumer groundwood) , then add in the small piece of material into the digester chemical liquid, steam stop cooking, cook the raw materials into pulp, or grinding wood unbearably to wood on the ground to a pulp, can be after a certain level of cooking and then ground to a pulp. Then stops with a small amount of water on the pulp washing, and selected and pollution in the plasma sheet, she, stones and sand. Again according to the paper kind of requirements, the required the whiteness of pulp floated with bleach, then a stop beating beating equipment. And then to improve the function of paper packing in the pulp, rubber, sizing agent and other accessories, and again to stop pollution and selection, early on paper machine dryer after net filter water, squeeze dewatering, dull, calender coiling, the cutting and rewinding and stop or a sheet of paper roll paper war cutting spending. If consumption to coated printing paper, central demand boring or after consumption of paper rolls by coating processing to complete. In addition to the above basic process, also including some assistance process, such as cooking liquor preparation, the preparation of bleaching solution, stewing and steaming of the waste liquid. Dongguan industrial cardboard composite factory research and development, production and sales of industrial composite board. The main products: industrial cardboard, composite board, double gray cardboard, whole gray paper, gray highlights cardboard, coated paper, kraft paper, board, special paper, industrial cardboard, composite board, etc. Our factory has the abundant technical force and professional production team, has been adhering to the 'do customers suitable products, satisfactory service to clients' spirit of enterprise, won the trust of many customers and support. We will continue to high-quality products, satisfactory service to meet the various needs of customers. Warmly welcome new and old customers calls negotiate!
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