{"product_id":"mandala-crafts-bonded-nylon-thread-t350-size-346-415-yd-silver-heavy-duty-uv-resistant","title":"Mandala Crafts Bonded Nylon Thread T350 Size 346 — 379 m Silver, Heavy-Duty UV-Resistant","description":"\u003cp\u003e\u003cstrong\u003eMandala Crafts Size 346 T350 silver bonded nylon thread — a heavy-duty, heat-resistant 415-yard spool designed for leather, canvas, outdoor gear, upholstery and industrial sewing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for demanding stitching tasks, this bonded nylon thread combines a high tensile strength with a smooth bonded coating that reduces friction and resists UV and water exposure. At 415 yards per spool, the T350 gauge in silver provides a versatile choice when you need dependable seams on materials such as leather, vinyl, canvas, and heavy fabrics used in marine, outdoor, and upholstery projects.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this thread stand up to heavy fabrics and leather?\u003c\/h3\u003e\n\u003cp\u003eThe bonded nylon construction delivers greater tensile strength and higher heat tolerance than many polyester alternatives, making it well suited for thick or abrasive materials. Its bonded finish helps prevent fraying and slipping in machine and hand stitches, creating reliable long-lasting seams.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-strength nylon core resists breakage under load\u003c\/li\u003e\n  \u003cli\u003eBonded coating minimizes abrasion during stitching\u003c\/li\u003e\n  \u003cli\u003eSuitable for leather, canvas, denim, upholstery and webbing\u003c\/li\u003e\n  \u003cli\u003eConsistent diameter for even machine performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this thread appropriate for outdoor and marine use?\u003c\/h3\u003e\n\u003cp\u003eYes — the silver T350 thread is formulated to resist UV damage and repel moisture, so sewn items retain integrity longer in exposed conditions. It’s commonly chosen for boat covers, awnings, outdoor cushions, tents and repair work on footwear or bags that face the elements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUV-resistant polymer treatment reduces sun degradation\u003c\/li\u003e\n  \u003cli\u003eWaterproof coating helps prevent stitch rot in wet environments\u003c\/li\u003e\n  \u003cli\u003eDurable finish for frequent outdoor exposure and drying\u003c\/li\u003e\n  \u003cli\u003eWorks well for sail, awning and outdoor upholstery repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this spool work in domestic machines, sergers, and for hand sewing?\u003c\/h3\u003e\n\u003cp\u003eThe bonded coating and consistent winding make the 415-yard spool compatible with many home sewing machines, industrial machines, sergers and manual stitching. The bond also reduces knotting and fluff, enabling smoother feed and fewer thread breaks when you adjust tension appropriately for heavy materials.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCoated to reduce friction and prevent unraveling\u003c\/li\u003e\n  \u003cli\u003eSized to run smoothly in most standard and heavy-duty machines\u003c\/li\u003e\n  \u003cli\u003eLong 415-yard length reduces spool changes for large projects\u003c\/li\u003e\n  \u003cli\u003eWorks for hand-stitching strong seams in leather and canvas\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat applications benefit most from this silver nylon thread?\u003c\/h3\u003e\n\u003cp\u003eThis thread excels where strength and weather resistance matter: upholstery, leather goods, outdoor gear, carpets and heavy clothing. Its neutral silver colour also blends well with metallic threads and many fabric shades, offering both functional durability and clean-looking seams.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUpholstery repairs and furniture construction\u003c\/li\u003e\n  \u003cli\u003eLeatherwork: bags, belts, shoes and saddlery\u003c\/li\u003e\n  \u003cli\u003eMarine and outdoor projects: covers, sails, tents, awnings\u003c\/li\u003e\n  \u003cli\u003eHeavy garments and canvas assemblies like tents and tarps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Makers, repair technicians, sailmakers, upholstery professionals, leatherworkers and hobbyists who need a dependable, heavy-duty thread for demanding materials. If your projects require high tensile strength, heat tolerance and resistance to sun and moisture — especially in neutral silver for a discreet finish — this Mandala Crafts Size 346 T350 bonded nylon spool delivers a practical, long-lasting solution for industrial and home applications.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this thread on a domestic sewing machine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The bonded finish and consistent winding make it compatible with most home and heavy-duty machines when you adjust tension for thick materials.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the silver nylon thread suitable for outdoor use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s UV-resistant and water-repellent, making it a solid choice for awnings, boat covers, tents and outdoor upholstery.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Mandala Crafts","offers":[{"title":"Default Title","offer_id":55254185574737,"sku":"B0DQ9RZ49B","price":32.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1086\/5567\/3681\/files\/mandala-crafts-spool-front-view_49cc8996-a9da-4d6d-b040-a9c22a2b3c73.jpg?v=1791670524","url":"https:\/\/craftiche.co.uk\/products\/mandala-crafts-bonded-nylon-thread-t350-size-346-415-yd-silver-heavy-duty-uv-resistant","provider":"Craftiche","version":"1.0","type":"link"}