Bonded nylon thread vs polyester thread. Make informed choices to boost durability and quality.
Bonded nylon thread vs polyester thread It runs very well. Polyester is highly preferred. It’s treated with a bonding agent to increase its strength, reduce fraying and durability during heavy use. Sewing Specials We offer a large selection of sewing thread, sewing machine thread, invisible sewing thread, bonded nylon sewing thread, bobbin thread, bonded polyester sewing thread, core and spun sewing thread and specialty sewing threads. It is strong enough, but it can be hard to handle as some forms tend to kink in the machine. Learn more now. The “69” refers to the thread’s size, which falls under the Tex system (Tex 70). In this article, we will outline the advantages and Mar 13, 2024 · Choosing the right thread is a critical step in achieving professional upholstery results. Nylon monofilament thread has been used in the sewing industry for decades and was the primary thread for hemming and invisible stitching until a better option came around, polyester monofilament thread. What are the benefits of using fine and very fine polyester threads? Fine and very fine polyester threads offer precision for intricate stitching and detailed embroidery, ensuring high-quality results in your projects. Let’s break down the most popular thread types—bonded nylon, polyester, and linen—so you can match your project’s needs with precision. Use it for packs. At Weaver Leather, we use nylon thread exclusively because of its excellent sewability. One specifically marked as bleed resistant is a plus. Among the different types of nylon threads, bonded nylon thread stands out due to its special coating that enhances resistance to abrasion and heat during high-speed sewing. For a continuous filament polyester thread option from A&E, shop A&E Perma Core® Thread. Browse our range of strong bonded nylon and bonded polyester thread, ideal for sewing on leather and upholstery. 6, it has high tensile strength, is chemically stable, and Jan 6, 2025 · For heavy fabrics, opt for high tenacity threads, and for outdoor projects, bonded threads are recommended. Feb 17, 2010 · My personal preference is Sunguard #92 polyester for most things and #138 and #207 polyester for top stitching. The big difference is that polyester thread has superior sunlight (UV) and mildew resistance. A quick video on the 2 types of sewing threads i use in upholstery. I've been 4-wheeling for over 35 years and probably own more straps than you've ever seen. I am reaching out to you kind folks to try to better an understanding of what exactly I should get. Poly-cotton thread is more common and is suitable for a lot of sewing, including clothing. Jul 9, 2025 · Choosing the right thread for leatherwork is a balancing act between strength, aesthetics, and environmental resistance. Heavy Duty Bonded Nylon Thread: Stitch Stronger, Last Longer Bonded Nylon Thread is made from nylon 6 and nylon 6. The following chart compares various bonded nylon or polyester sewing thread specifications and the minimum needle sizes required The V size is the common US measurement for twisted, multi-ply bonded nylon or polyester threads. From bonded nylon to UV-treated polyester, our threads are designed to meet the demands of various projects. Grams represent the weight of a specific length of thread, with denier measuring the weight of 9,000 meters and tex measuring the weight of 1,000 meters. Amann Strongbond Nylon Bonded Thread Tex 70 has a length of 3,827 yards and the stock number is #2000, this thread is perfect for heavy-duty seams, leather goods, and outdoor gear. 6 filament thread with the bonding agent giving this bonded nylon thread added strength, heat tolerance and reduces friction at the needle resulting in smooth stitches. Hongfeng Satees® has the advantage of high tenacity and superior abrasion resistance and can improve the productivity and performance of the sewing production line due to the unique bond technology. Jul 27, 2016 · About this item Size T70 #69 210D/3 1500 Yard PER SPOOL Made of high -strength FDY high-tensile strength,low-shrinkage polyester with long silk Perfect for upholstery,outdoor market,drapery,beading,purses,wallets,Canvas,clothing, industrial, home textile,leather,luggages,shoes,car MATS and much more!. Both thread types are available in several different thicknesses and each thickness is best used for certain sewing applications. To learn more about industrial sewing with bonded thread, read our previous blog post, Why Do I Need Bonded Thread For My Process? Or if you need more assistance with choosing a thread that perfectly suits your needs, Service Thread is happy to help. Coats & Clark Extra Strong Upholstery Thread is thicker and much more durable than the All-Purpose Polyester Thread. This means that polyester works just as well as nylon in most applications including: upholstery, leatherwork, automobiles, banners and flags BONDED POLYESTER Superior Threads offers high-quality bonded polyester thread for commercial and industrial sewing machines. We would recommend a V-92 (Tex 90) bonded polyester thread as a good balance of strength and sewability for this application. Today I’m going to teach you the different components between nylon filament sewing thread and polyester filament sewing thread. Oct 6, 2019 · As the last responder stated 346 is a machine thread size and machine thread will not work as good for hand sewing as thread specifically made for it. This means that polyester thread is the first choice for outdoor applications including: patio furniture, leatherwork, automobile Stiff thread? Find a single-ply thread with light bonding that provides both strength and flexibility – or thread with a soft finish. Polyester threads are your go-to—tough, UV-resistant, and budget-friendly. Silk threads add elegance (just don’t expect them to wrestle heavy-duty jobs), while cotton works for indoor projects needing breathability. It's usually a bit heavier too. Filament thread - Shiny thread made of strands of polyester, rayon, or nylon. All-purpose thread is fine for many upholstery projects, but when you want extra strength, we suggest bonded nylon thread. Bonded thread - A strength-enhancing resin is coated on the outside of the thread. The bonding process increases the thread’s resistance to abrasion, chemicals, and UV rays, making it ideal for outdoor and heavy-duty applications. Compared to nylon thread, polyester thread has superior resistance to UV rays and moisture, but much Jan 7, 2024 · The best thread for sewing is nylon. Besides the size and physical makeup of the two thread Nylon thread is known for its high tensile strength and stretch, making it capable of withstanding significant stress and friction during demanding sewing projects. The only thing to worry about is mixing the two threads. Thread failing in marine conditions? Choose a bonded polyester or PTFE thread for marine environments for their durability, thread tension, and weather defense. Thanks in Advance, kgg Apr 6, 2020 · Look at critical parameters such as denier (thread size), strength, and elongation at break. At Albright's Supply, our diverse thread offerings cater to different needs and applications. Compare polyester thread vs nylon thread for machine embroidery: discover which excels in UV resistance, elasticity, and cost for outdoor gear or upholstery projects. Nov 22, 2024 · When choosing thread for upholstery, strength and durability are key. Oct 12, 2025 · Confused about thread types? Learn the best thread for bag making — polyester, bonded, nylon, Tex vs S explained simply for stronger, cleaner seams. Bonded polyester thread is used in tarpaulin, awning, boat covers, sailing, backpacks and travel packs, luggage and many more industries. Bonded polyester thread, also called bonded poly, looks, feels, and sews much like a bonded nylon thread, but bonded polyester thread has better resistance against UV rays and mildew compared to bonded nylon thread. Strength, environmental exposure, applications and costs. When choosing bonded nylon thread, make sure to check the quality of the bonding. Jul 17, 2015 · In most cases a bonded poly, bonded nylon, or bonded aramid thread will work for all applications. Any information, comments or advice is appreciated. #277 is a thick thread (in both Bonded Nylon and Bonded Polyester) and is used for contrast stitching and applications where the thread is meant to be seen. Sep 2, 2022 · You got that I don't know anything about sewing and have no idea about straps because I asked where to buy bulk and nylon or polyester thread? Each site you look one says nylon and the rest say polyester for the U-V. If you sew with #69 nylon, then use #69 nylon for bobbin thread. It is made from nylon fibers that have been chemically treated and bonded together. Strength, flexibility, and stretch are qualities of nylon thread. Polyester is weaker for the size/weight, but often easier to work with if you have a domestic sewing machine. Dec 27, 2020 · I am trying to get a better understanding the differences between Bonded Nylon and Bonded Polyester. Avoid threads with visible imperfections, as they may lead to breakage during sewing. Learn thread sizes, uses, sewing tips, and sourcing from Chinese factories. The result is a glossy, hard finish that protects the thread from abrasion and enhances its ply security. A deeper look at the difference between nylon and polyester thread will help you make the best selection for your project. Additionally, it is a little slightly stronger than polyester and has the best abrasion resistance of any material. These qualities make polyester threads durable, better at handling the tension of the high speed of sewing machines and wear and stretch of hand-stitching. That being said, To answer your question both bonded nylon and bonded polyester would look the same on the finished product. Sep 6, 2024 · Bonded Nylon Thread Sizes Chart bonded nylon thread features a bonding agent that enhances its strength and reduces fraying. Polyester thread looks, feels, and sews like nylon. Dec 12, 2024 · Polyester thread is a high strength sewing thread made from nylon or polyester. With the peak performance and unbeatable efficiency, the bonded heavy duty thread of nylon is suited for mattress Bonded nylon thread is commonly used in automotive upholstery, leather garments, handbags, and shoes due to its exceptional strength and resistance to wear. Sep 24, 2013 · Straight polyester thread is pretty cheap. Bonded Nylon Sewing Thread Hongfeng Satees® Plus is a bonded nylon thread. Bonded Polyester is a strong polyester thread used for upholstery applications. 0mm and most of them say Our industrial sewing threads are designed to perform consistently in today’s high-speed machines. Since polyester has fantastic UV resistance, bonded polyester is commonly used for outdoor furnishings and automotive upholstery. Aug 23, 2024 · Bonded nylon thread is treated with a special coating that helps prevent unraveling and provides added strength. We only sew with nylon thread in two specific scenarios: Bonded nylon sewing thread for upholstery and industrial sewing applications. Choose right thread for sewing sailcloth is crucial to ensure durable and long-lasting project. It's the most common thread for outdoor applications. While polyester thread for leather is often made up of strands of polyester fibers, the bonded nylon thread fuses these together, yielding a stronger, more durable thread. Before you buy or use thread for your next project, a look at the different aspects of thread quality will make your crafting experience better. Cheers The Polyester Thread Buying Guide helps you buy the right polyester thread. Make informed choices to boost durability and quality. If you need help in deciding if a bonded or soft thread is right for your application check our Mil-spec blogs: Mil Spec Nylons (A-A-59826) Mil Spec Polyesters (MIL-DTL-32072) Summary In conclusion, bonded and non-bonded nylon or polyester threads are two different types of sewing threads with different characteristics and uses. Oct 9, 2024 · To sum it up, choosing the right thread for your upholstery project involves considering Tex size, bonded vs. We don't recommend spun polyester for quilting, as it is not as strong as corespun, filament, or trilobal polyester threads. " Shop Lifetime Thread Polyester Polyester is known for its strength, durability, and low shrinkage and stretch. Explore our selection and elevate your upholstery game with the right thread for the job. Threads may all look the same, except for the color difference. This thread is ideal for heavy-duty applications, including industrial sewing and leatherwork. Orders received by 3 PM EST normally ship the same day. Aug 27, 2025 · Compare polyester thread vs nylon thread for machine embroidery: discover which excels in UV resistance, elasticity, and cost for outdoor gear or upholstery projects. Because nylon is stronger than polyester, #69 nylon could possibly cut #69 polyester. I have #92 Bonded Polyester that seems to have some stiffness to it and some #138 Bonded Nylon and it seems to be very soft and frays easily. 80mm bonded nylon thread, but when I search this on Amazon I get a million different results, most of them at 1. Bonded Nylon vs Polyester thread I have scavenged the innerwebs, and have came across many difference in suggestions of what type of thread to use. Bonded nylon thread is dearer but much stronger. For normal use and 420d fabric, lighter (tex 30 or 46) thread should be perfectly fine. Apr 18, 2025 · Discover how bonded nylon thread enhances textile manufacturing. “Bonded” finish is an additional process performed on multifilament polyester and nylon threads where a special resin is added that encapsulates the filaments forming a tough, smooth protective coating on the surface of the thread. Mar 17, 2023 · Normally if you use 138 nylon or are set up for 138 polyester and use quality thread and want to switch, do adjustments just need to be tweaked a little? Is a needle change ever necessary? I think I have found differences in the same brand of polyester thread, same size, different color that made me change bobbin tension. Satees® Plus Bonded Nylon Thread Manufactured from nylon 6. Get free shipping on US orders over $75! Apr 1, 2018 · I have had no problems using bonded nylon in the past with other machines that I have owned but need more thread so my question before I order more is what are the pros and cons to using bonded nylon thread verses polyester. Selecting the right sewing thread for your project is a critical decision – it can significantly affect the durability, longevity, and quality of the finished product. The Thread Exchange features all Groz-Beckert needles and a vast selection of thread including nylon, polyester, Kevlar, Nomex, Robison-Anton, Mettler, Maxi-Lock, Excell, waxed thread, and artificial sinew. They are sewn in a box-x pattern. Aug 22, 2024 · Bonded nylon thread is a popular choice for sewing projects that require durability and strength. Shop Wawak today! Bonded nylon thread is a polyester thread that is “bonded” into a single strand. This increases the tensile strength and helps reduce friction. Jul 31, 2025 · Once you get the hang of thread weight, tex sizes, and the difference between bonded nylon thread, cotton thread, and polyester thread, you’ll be able to pick the correct thread size for any project—whether it’s a lightweight dress or a heavy-duty outdoor cover. A very unique bonding process is used which reduces unraveling during mult-directional sewing. Both Anefil thread options from A&E display a consistent diameter and ply security when bonded ensuring even stitches and long-lasting end products. Sep 6, 2024 · 69 thread, actually refers to a standard size of bonded nylon 69 thread. Polyester and nylon filament threads are the most popular options due to their ability to resist wear, tear, and breakage. Learn more about these two brands of thread and which will work best for you in our post, "Selecting the Right Lifetime Thread. Sep 11, 2015 · What to consider when replacing nylon yarn with polyester yarn in industrial processing or sewing applications. Buy what you need. You cannot tell the difference just by looking, and technical specifications like strength and stretch are very similar. A: For a stage roof made of 600D polyester and nylon webbing, you'll need a strong, UV-resistant thread that can withstand outdoor elements. Aug 15, 2022 · BRAIDED VS TWISTED POLYESTER THREADS Polyester threads are threads that look, feel, and sew like nylon thread, but have superior sunlight (UV) and mildew resistance. Match thread weight Nylon (preferably continuous filament) in #69 (tex 70) weight is a standard in a lot of military gear. Most threads come in two or more putups and there is no minimum order. Professional polyester and nylon thread and bobbins for indoor applications. unbonded options, thread ply, and breaking strength. Polyester Serger Thread Our bonded polyester thread is a continuous filament, high tenacity uv stable thread used in every major industry. Satess® plus Bonded Nylon and Doyte® plus Bonded Polyester threads produced by more than 200+ special processes are strong, colorfast, mildew-resistant threads. Hopefully this answers questions that you may have on this subject. Monofilament thread - A single nylon or polyester filament. Mar 23, 2020 · When sewing at high speeds, bonded thread prevents snags and breaks that cause production interruptions and flaws in your products. Bonded thread is coated with an adhesive or resin, making it strong, durable, and resistant to fraying and unraveling. Bonded nylon thread & unbonded nylon thread are 2 popular option A&E also offers Anefil Polyester for outdoor applications where higher UV resistance is required. Nylon threads are great if you need flexibility, but they’re not fans of sunlight. Polyester Thread Buying Guide - Use and Size GuidePolyester Thread Buying Guide - Use and Size Guide Polyester Thread and Nylon Thread Differences and Uses. Just hoping that setup doesn't have to start from scratch when switching Apr 6, 2020 · ^As the title says, what brand of thread should I purchase? I am going to be working work leather around the 2-4, *maybe* 5oz range, so I think what I need is 0. A well-bonded thread will have a smooth, consistent appearance with no loose fibers or fraying. Jun 23, 2017 · Generally, polyester thread has better ultraviolet (UV) resistance than nylon which is why it tends to be used for outdoor applications like tents, awnings, outdoor furniture, boat tarps and other products that are likely to get long-term outdoor exposure. Nylon thread is hence ideal for use on items like abrasion-prone footwear, purses, footwear, furniture, soccer balls, saddles, etc. While filament nylon and filament polyester sewing thread are both good products, each has its own specific benefits that may make you go with one over the other.