{"id":3549,"date":"2026-10-15T12:27:49","date_gmt":"2026-10-15T04:27:49","guid":{"rendered":"http:\/\/www.cnmetka.com\/blog\/?p=3549"},"modified":"2026-10-15T12:27:49","modified_gmt":"2026-10-15T04:27:49","slug":"what-types-of-paper-are-used-to-make-paper-bags-4c70-547907","status":"publish","type":"post","link":"http:\/\/www.cnmetka.com\/blog\/2026\/10\/15\/what-types-of-paper-are-used-to-make-paper-bags-4c70-547907\/","title":{"rendered":"What types of paper are used to make paper bags?"},"content":{"rendered":"

If you\u2019ve ever ordered groceries, picked up takeout, or grabbed a gift from a local shop, chances are you\u2019ve held a paper bag\u2014one that\u2019s sturdy, recyclable, and infinitely better for the planet than its plastic counterpart. As a paper bag supplier who\u2019s worked with mills and small business owners for over 12 years, I\u2019ve lost count of how many times someone\u2019s asked me: \u201cWait, not all paper is the same for bags, right?\u201d The short answer? Absolutely not. The type of paper used to make a paper bag determines everything from its weight and tear resistance to how well it holds up when loaded with heavy items like canned goods or notebooks. Today, I\u2019m breaking down the most common paper types we source and supply, what makes each unique, and when to use them. Let\u2019s dive in. Paper Bag<\/a><\/p>\n

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First up is the workhorse of paper bags: kraft paper. If you\u2019ve ever held a paper bag that felt strong enough to carry a full case of soda, that was almost certainly made from kraft paper. The name comes from the German word \u201ckraft,\u201d which means \u201cstrength\u201d\u2014and that\u2019s no marketing gimmick. Kraft paper is produced using the kraft pulping process, which cooks wood chips in a chemical solution of sodium hydroxide and sodium sulfide to separate cellulose fibers from lignin, the rigid polymer that holds wood together. Unlike older pulping methods that damaged fibers, this process leaves long, intact cellulose strands that create a super strong, durable paper.<\/p>\n

Most kraft paper used for bags comes from softwood trees like pine or spruce, which have longer fibers that boost tensile strength (the ability to resist being pulled apart) and burst strength (the ability to resist punctures). There are two main grades of kraft paper we use for different bag needs: virgin kraft and recycled kraft. Virgin kraft is made entirely from new wood pulp, so it\u2019s thicker and more abrasion-resistant than its recycled counterpart. It\u2019s the go-to for retail bags, takeout bags, and grocery bags that need to hold heavy loads, and it can be customized with water-based inks for branding without losing its structural integrity. Recycled kraft, on the other hand, is made from post-consumer or post-industrial paper waste. It\u2019s slightly less strong than virgin kraft, but it\u2019s 100% recyclable, uses less water and energy to produce, and appeals to eco-conscious brands. We supply both grades, and we\u2019re transparent about how much recycled content is in every batch we sell\u2014no greenwashing, just honest materials.<\/p>\n

Next is unbleached vs. bleached kraft paper, a distinction that matters a lot for brand aesthetics. Unbleached kraft is the natural tan color you see on most standard brown paper bags. It\u2019s more durable than bleached kraft because bleaching chemicals (like chlorine or oxygen, depending on the method) shorten some cellulose fibers, slightly reducing strength. But unbleached kraft has a warm, rustic look that\u2019s perfect for artisanal shops, farmers\u2019 markets, and brands that want a minimalist, earthy vibe. It also doesn\u2019t require as much processing as bleached kraft, making it more cost-effective for bulk orders.<\/p>\n

Bleached kraft paper, meanwhile, is processed to turn it bright white or pastel colors, which makes it ideal for high-visibility branding. It comes in two main bleaching types: chlorine-bleached and elemental chlorine-free (ECF). ECF bleaching is the more sustainable option\u2014it uses chlorine dioxide instead of elemental chlorine, which reduces toxic byproducts. As a supplier focused on sustainability, we prioritize ECF bleached kraft for clients who want a clean, polished look without the environmental tradeoffs. That said, we always note that bleached kraft is slightly less durable than unbleached, so we recommend it for lighter loads like apparel bags or gift bags, not heavy groceries.<\/p>\n

Another paper type we frequently source for specialized bags is unbleached natural paper, which is often confused with kraft but is a distinct product. Unbleached natural paper is usually made from 100% unprocessed wood pulp, with no chemical bleaching or kraft pulping treatment. It has a softer, more textured surface than kraft paper, with a matte, off-white or light tan hue that\u2019s popular for luxury gift bags, boutique shopping bags, and event favors. It\u2019s not as strong as kraft, so it\u2019s not designed for carrying heavy items, but its unique texture and subtle color make it a favorite for brands that want to stand out from the standard brown bag crowd. One thing to note: unbleached natural paper is more porous than kraft, so it doesn\u2019t hold up well to wet items\u2014we always advise clients to line these bags for takeout or wet groceries, if they choose to use them for that purpose.<\/p>\n

For businesses that need ultra-sturdy bags for bulk items or industrial use, there\u2019s multi-ply paper, a type made by laminating two or more layers of kraft paper together. Lamination involves bonding layers with a food-safe adhesive (for retail or takeout) or a stronger, more durable adhesive for industrial uses. The result is a bag that\u2019s much thicker and tear-resistant than single-ply kraft\u2014so strong, in fact, that some of our industrial clients use it to carry up to 50 pounds of hardware, seed, or construction materials. Multi-ply paper can be made from virgin or recycled kraft, depending on the client\u2019s needs, and it can be printed with bold, weather-resistant inks for outdoor use. We also supply water-resistant coated multi-ply paper for clients in the food industry, like bakeries or coffee shops, who need bags that can hold hot liquids or greasy pastries without leaking. The coating is a thin, non-toxic layer of polyethylene that keeps moisture in (or out, depending on the side) without making the bag plastic-like\u2014so it\u2019s still fully recyclable.<\/p>\n

Wait, what about the thinner bags you see at convenience stores, the ones you grab for a single pack of gum or a small snack? Those are usually made from semi-bleached or lightweight kraft paper, a lower-weight grade designed for single-use, light-load applications. Lightweight kraft is often cheaper than thicker grades, which makes it popular for small retail operations or event swag bags. But it\u2019s important to note that lightweight paper is less durable, so it\u2019s not ideal for heavy items\u2014 a bag made from 60-80 gram kraft will only hold a few pounds, while a 120-180 gram kraft bag can hold 10-15 pounds, and multi-ply can go even higher. As a supplier, I always make a point to ask clients what they\u2019ll be using the bags for before recommending a paper type\u2014there\u2019s no one-size-fits-all, and I\u2019d rather a client order the right paper for their needs than end up with bags that tear during use.<\/p>\n

I also want to touch on sustainable paper innovations, because that\u2019s what\u2019s driving a lot of changes in our industry right now. Many clients come to us asking for paper that\u2019s more eco-friendly than standard kraft, and we\u2019re proud to offer several options. One is hemp paper, made from hemp fibers instead of wood. Hemp paper is super strong, requires less water and land to grow than wood, and is 100% recyclable. It\u2019s a bit more expensive than kraft, so it\u2019s mostly used for high-end brand bags or limited-edition collections, but it\u2019s growing in popularity. Another innovation is bamboo paper, made from bamboo fibers, which grow extremely quickly (mature in 3-5 years, compared to 20-50 years for most softwood trees) and require fewer pesticides. Bamboo paper has a smooth texture similar to kraft, and it\u2019s fully compostable, making it a great option for zero-waste brands. We\u2019ve worked with a few small eco-friendly apparel brands that use bamboo paper for their shopping bags, and the feedback has been great\u2014customers love the soft feel, and the brand is able to market their commitment to sustainability without sacrificing durability.<\/p>\n

A common misconception I hear from new clients is that all paper bags are recyclable, which is true for most of the types I\u2019ve mentioned, but there are exceptions. For example, paper bags coated with polyethylene (like the water-resistant ones) are technically recyclable, but not all recycling centers accept them, because the plastic coating can contaminate paper pulp. That\u2019s why we now offer a new type of coated paper that\u2019s \u201cpolymer-free\u201d\u2014it uses a plant-based coating made from corn starch, which is fully compostable and accepted by most curbside recycling programs. It\u2019s a bit more costly, but for brands that prioritize full recyclability, it\u2019s worth the investment. We test every batch of paper we supply to make sure it meets recyclability standards, and we always share that info with our clients\u2014no fine print, no hidden surprises.<\/p>\n

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As a supplier, my goal isn\u2019t just to sell paper bags\u2014it\u2019s to help clients choose the right materials for their specific needs, whether that\u2019s a cheap, lightweight bag for a convenience store or a heavy-duty multi-ply bag for a hardware store. I\u2019ve seen brands lose customers because their bags tear mid-transaction, and I\u2019ve seen others build loyal followings because their bags are durable, on-brand, and aligned with their values. That\u2019s why I take the time to walk through each paper type, its pros and cons, and the best use cases with every client who reaches out.<\/p>\n

Care Label<\/a> If you\u2019re a business owner, marketing manager, or event planner looking to source high-quality paper bags that fit your needs\u2014whether it\u2019s for retail, takeout, events, or industrial use\u2014reach out to connect with our team. We can share samples of all the paper types I\u2019ve mentioned, walk through pricing for bulk orders, and help you design a bag that\u2019s strong, on-brand, and sustainable. We\u2019re happy to answer any questions, no matter how big or small, and we\u2019re committed to transparency every step of the way.<\/p>\n

References<\/h3>\n
    \n
  1. "Kraft Pulping Process: Strength in Fibers," Paper and Pulp International, 2022.<\/li>\n
  2. "Sustainable Paper Types for Packaging," Sustainable Packaging Coalition, 2023.<\/li>\n
  3. "Paper Grades and Their Applications," International Paper Association, 2021.<\/li>\n
  4. "Bamboo and Hemp Paper: Eco-Friendly Alternatives to Wood Pulp," Environmental Science & Technology, 2022.<\/li>\n<\/ol>\n
    \n

    Jiaxing Liandong Packaging Materials Co., Ltd.<\/a>
    As one of the most professional paper bag suppliers in China, we have world-leading production equipment and strong manufacturing capabilities. Please rest assured to wholesale bulk high quality paper bag for sale here from our factory. We also accept customized orders.
    Address: Room 702, Building 3, Huabang Jinzuo, No. 365, Baichi North Road, Wuyuan Street, Haiyan County, Jiaxing City, Zhejiang Province
    E-mail: jxliandong@163.com
    WebSite:     https:\/\/www.liandongpacking.com\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

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