Serabond Size #40 / Tex 70 / V-69 Bonded Polyester Sewing Thread – 4600m UV Resistant Outdoor Thread
Serabond #40 bonded polyester sewing thread is a high-performance UV-resistant outdoor sewing thread designed for demanding outdoor and heavy-duty textile applications. Made from twisted multifilament polyester, this durable bonded thread is ideal for sails, tents, boat covers, awnings, outdoor canvas, tarps, upholstery, and protective covers.
Its specialized construction provides excellent durability, UV resistance, and seam performance in outdoor environments. The consistent bonded finish helps reduce thread untwisting and minimizes the need for frequent sewing machine tension adjustments, making it suitable for professional and industrial sewing applications.
Key Features
- Bonded multifilament polyester sewing thread
- High-performance thread for outdoor and heavy-duty sewing
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UV resistant for outdoor applications and prolonged exposure to sunlight
- Designed to help maintain seam strength and reduce colour fading
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Non-wicking finish helps reduce moisture penetration through sewn seams
- Consistent bonded finish helps minimize continual machine tension adjustments
- Strong and durable for demanding sewing applications
- Suitable for multi-purpose outdoor and upholstery sewing
- Available in black, white, and assorted colours
Technical Specifications
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Brand: Serabond
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Thread Size: #40
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Tex: 70
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Ticket: 40
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V Size: V-69
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Material: Twisted multifilament polyester
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Construction: Bonded
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Thread Length: 4,600 metres per cone
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Application: Outdoor, upholstery, marine, canvas, and heavy-duty sewing
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Colours: Black, White, and assorted colours
Recommended Outdoor Applications
- Sails and marine textiles
- Boat covers
- Awnings and shade covers
- Tents and outdoor shelters
- Outdoor canvas covers
- Tarpaulins and protective covers
- Outdoor furniture and upholstery
- Outdoor bags and equipment
- Heavy-duty canvas products
- Other outdoor sewing applications requiring UV-resistant thread
Why Choose Serabond #40?
Serabond #40 / Tex 70 / V-69 offers a practical balance of strength, durability, and sewing performance for outdoor textile products. The bonded polyester construction helps keep the thread together during sewing, while its UV-resistant properties make it suitable for products exposed to sunlight and outdoor conditions.
The 4,600-metre cone provides a generous supply of thread for professional sewing, upholstery, canvas work, and other high-volume applications.
Thread Size Guide
| Thread Specification |
Equivalent Size |
Length |
| Serabond #40 |
Tex 70 / V-69 |
4,600m |
Note: Always select the thread size according to your sewing machine, needle size, fabric weight, and application. For best results, test thread tension and stitch formation before starting production work.
