• Design and production of duplex board with white back

    Design and production of duplex board with white back

    At the end of the 20th century, with the changes and demands of the market economy, many users asked whether it is possible to produce a duplex board with white back whose quality is between that of ivory board and gray-backed duplex board. After two months of market research, internal production...
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  • Auxiliary equipment of coated paper laminator

    Auxiliary equipment of coated paper laminator

    In the processing of coated paper, the current coated paper laminating machine auxiliary equipment is unable to accurately calibrate the processing and cutting of coated paper, resulting in low processing efficiency of coated paper. Therefore, a coated paper laminating machine auxiliary equipment...
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  • Research on the performance of waterproof and oil-proof cardboard

    Research on the performance of waterproof and oil-proof cardboard

    The base material of the waterproof and oil-proof cardboard used for takeaway food packaging containers is made of bleached chemical pulp through a special process, and then dried after surface sizing. Although the surface layer has been sizing, the roughness has been re...
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  • Application of High Retention Starch in Cultural Paper Production

    Application of High Retention Starch in Cultural Paper Production

    IP Sun Paper's PM23# machine mainly produces cultural paper, including offset printing paper and copy paper, with an annual output of more than 300,000 tons. The machine is equipped with a steel belt calender, which has great advantages in processing smoothness. A certai...
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  • Paper companies are under pressure

    Paper companies are under pressure

    According to the annual reports of listed paper companies released by the China Securities Regulatory Commission’s designated information disclosure website for listed companies, the 27 listed paper companies had a total revenue of 106.6 billion yuan and a total profit of 5.056 billion yuan...
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  • Research on coated paper printing

    Research on coated paper printing

    Commercial rotary printing press is a kind of web offset printing press, which is a web multi-color printing press capable of printing color fine prints above 175 lines/inch. It is mainly used for color magazines, high-end commercial advertisements, high-end publicity ma...
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  • How to improve the opacity of low basis weight offset paper?

    How to improve the opacity of low basis weight offset paper?

    The opacity of printing paper is a basic property and one of the very important indicators. Opacity is important for offset paper, especially low-basis weight offset papers. Transparency paper that is used for double-sided printing or writing will be unusable due to prin...
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  • How to print the cupstock?

    How to print the cupstock?

    With the rapid development of social economy, paper packaging has occupied a very important position in various packaging materials, especially the series products of paper containers. Paper containers can be designed in various forms such as boxes, cups, bowls, etc. Bec...
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  • China National Day holiday notice

    China National Day holiday notice

    Dear friends, The Chinese National Day is coming. We will be on holiday from October 1st to October 7th, you can leave messages on our website, and we will reply to your inquiries in time. You can also contact us at +8613758222085(WhatsApp ID). or by email (stellafeng@su...
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  • How about the performance of plastic-free coated cupstock coating?

    How about the performance of plastic-free coated cupstock coating?

    The global concern about plastic pollution has been around for a long time. From 2021, the EU will completely ban all single-use plastic products that can be produced from other alternative materials such as cardboard, including plastic tableware, straws, balloon rods, c...
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  • Biodegradation technology of coated paper

    Biodegradation technology of coated paper

    In the past, the perfluorinated substance PFAS coated on the inner surface of some food packaging had certain carcinogenicity, so many manufacturers of paper fast food packaging turned to coating the surface of the paper with a layer of PE, PP, EVA, sarin and other resin...
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  • What’s the difference between ivory board and duplex board?

    What’s the difference between ivory board and duplex board?

    Duplex board is made of top pulp and bottom pulp. Its structure is mainly divided into the bottom layer, core layer, lining layer, surface layer and coating layer. The color of the bottom surface of the whiteboard paper is gray. It is made from waste newspaper by deinkin...
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  • How to prevent ivory board from yellowing?

    How to prevent ivory board from yellowing?

    The color boxes used for product packaging and the packaging boxes for various commodity packaging are mostly made of ivory board. After slitting, printing and subsequent processing, it becomes our product packaging box. Today, when material enjoyment is increasingly val...
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  • A comparative study of printability

    A comparative study of printability

    Newsprint has low basis weight, low whiteness and good bulk, with the progress of production technology, newsprint is gradually used for color printing;  coated paper is coated on the surface of base paper, which has high smoothness, high whiteness and high gloss, the pr...
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  • Which is better in printing, woodfree paper or art paper?

    Which is better in printing, woodfree paper or art paper?

    Woodfree paper, also known as offset printing paper, is a relatively high-grade printing paper, which is generally used for offset printing presses for book or color printing. Offset paper is generally made of bleached chemical softwood pulp and an appropriate amount of ...
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  • Main product of Ningbo sure paper Co., Ltd.

    Main product of Ningbo sure paper Co., Ltd.

    Ningbo Sure Paper Co., Ltd. is a paper trading company located in Ningbo City, Zhejiang Province, China, with excellent professionalism and service. The main cooperative paper mills include APP, Chenming, IP Sun, Bohui, Huatai,etc. The main paper product we offer is FBB(...
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