食品包装袋定制时，可选用纸张种类有很多，经常用到的有四种：牛皮纸、铜版纸、白卡纸、胶版纸。不同类型的纸张坚韧度、光滑度和美观度各不相同，在定做纸袋时，食品包装袋厂家会根据纸袋的用途和不同纸张的特点对比选择，以满足客户需求。食品包装袋中常用的四种纸分别有哪些?下面是详细介绍：

When customizing food packaging bags, there are many types of paper to choose from, and four commonly used ones are kraft paper, copperplate paper, white cardboard, and offset paper. The toughness, smoothness, and aesthetics of different types of paper vary. When customizing paper bags, food packaging bag manufacturers will compare and choose according to the purpose of the paper bag and the characteristics of different papers to meet customer needs. What are the four types of paper commonly used in food packaging bags? Here is a detailed introduction:

1、牛皮纸

1. Kraft paper

牛皮纸是用针叶木硫酸盐本色浆制成，强度较大，通常呈黄褐色，此外还有淡褐色、奶油色或白色。厚度在80克~120克。牛皮纸具有很高的拉力，有单光、双光、条纹、无纹等。主要用于制作超市用的环保手提纸袋、食品外卖纸袋、栗子等干果的包装纸袋、信封袋、档案袋、病历袋等。

Kraft paper is made from coniferous wood sulfate pulp, which has a high strength and is usually yellow brown in color. In addition, it can also be light brown, cream colored, or white. The thickness ranges from 80g to 120g. Kraft paper has high tensile strength, including single light, double light, stripes, and no stripes. Mainly used for making environmentally friendly portable paper bags for supermarkets, food delivery paper bags, packaging paper bags for dried fruits such as chestnuts, envelope bags, file bags, medical record bags, etc.

2、白卡纸

2. White cardboard

白卡纸由漂白化学制浆制造并充分施胶的单层或多层结合。白卡纸表面平滑，质地坚挺，目前国内市场以进口白卡纸占较大的市场份额。白卡纸主要用于制作高档精美的手提袋、包装袋、礼品包装盒、名片等。

White cardboard is a single or multiple layer combination made from bleached chemical pulp and fully glued. The surface of white cardboard is smooth and the texture is firm. Currently, imported white cardboard accounts for a large market share in the domestic market. White cardboard is mainly used to make high-end and exquisite handbags, packaging bags, gift packaging boxes, business cards, etc.

3、铜版纸

3. Copperplate paper

主要原料是铜版原纸和涂料。将颜料、粘合剂和辅助材料制成涂料，经专用设备涂布在纸板表面，经干燥、压光而成，表面光洁从，印刷性能良好，厚度在70~250克，多用于烟盒，标签，纸盒等。

The main raw materials are copperplate base paper and coatings. Paint is made from pigments, adhesives, and auxiliary materials, which are coated on the surface of cardboard using specialized equipment. After drying and pressing, the surface is smooth and smooth, with good printing performance and a thickness of 70-250 grams. It is mainly used for cigarette boxes, labels, pa//www.tenshiro.comper boxes, etc.

4、胶版纸

4. Offset paper

纸面洁白光滑，但白度、紧度、平滑度低于铜版纸，适于印制单色或多色的书刊封面、正文、插页、画报、地图、宣传画、彩色商标和各种包装品，近年来，也用于制作要求不高的栗子等干果包装袋。

The paper surface is pure white and smooth, but its whiteness, tightness, and smoothness are lower than those of copperplate paper. It is suitable for printing single or multi-color book and magazine covers, main text, inserts, illustrated newspapers, maps, promotional images, colored trademarks, and various packaging products. In recent years, it has also been used to make low demand dried fruit bags such as chestnuts.

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With the small summary on the takeout bag, we hope it can be helpful to our customers. If you have any questions or need help, please click on our website: //www.tenshiro.com Or call to inquire, we will do our best to solve it for you