Coats Technical Services

Preventing Down Leakage

Solutions to help reduce leakage from down jackets

    • ShopCoats

With the potential for garment rejection and high production costs, the consequences of down leakage can be damaging for manufacturers.

In order to prevent this from occurring, Coats is on hand to provide high quality threads and comprehensive technical support that covers areas from needle points to factory conditions.

Thread for down jackets

Innovative Solutions for Down Jackets

Coats has proven solutions to help you reduce leakage from down jackets.

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Thread for down jackets

Down Jacket Recommendations

Coats provides a full range of threads which are highly suited to the application of down filled jackets.

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Coats AS Thread Range

Coats AS sewing threads are specifically designed to prevent the causes of down leakage in insulated jackets.
Learn more about these products below.

Epic AS

  • Highly versatile corespun sewing thread made from 100% polyester
  • The construction of the thread, with the continuous filament polyester core and soft staple polyester wrap, delivers high seam strength and excellent performance
  • Excellent static and dynamic friction values reduce leakage of "down" through the needle hole
  • Provides solutions for oil-sensitive materials such as CO fabrics
  • Allows for improved sewing performance on complex materials due to its higher heat shield
  • The reduced frictional values allow smoother thread pull off through the sewing machine helping to deliver longer lasting seams

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Down jacket
Blue down jacket Chinese

Gral AS

  • 100% polyester continuous filament sewing thread with a smooth surface, creating a clean seam appearance
  • Excellent static and dynamic friction values reduce leakage of “down” through the needle hole
  • Allows lower tension settings, improving the stitch balance and providing neater and flatter seams
  • Provides solutions for oil-sensitive materials such as C0 fabrics
  • Provides outstanding sewability

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Epic EcoVerde AS

  • Highly versatile corespun thread made from 100% recycled materials that is GRS certified
  • The reduced frictional values allow smoother thread pull off through the sewing machine helping to deliver longer lasting seams
  • Excellent static and dynamic friction values reduce leakage of “down” through the needle hole
  • Provides solutions for oil-sensitive materials such as CO fabrics
  • Allows for improved sewing performance on complex materials due to its higher heat shield
  • Enhances the uniformity of the stitch formation giving you neat and well balanced seams

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Yellow down jacket woman
Red down jacket jogging

Eloflex AS

  • Delivers high extensibility and good seam strength with excellent sewability and controlled elongation
  • Minimises the risk of seam extension failure on stretch fabrics
  • Enables high stretch lockstitch seams
  • Excellent static and dynamic friction values reduce leakage of “down” through the needle hole
  • Designed for the needs of outdoor performance sportswear, woven outerwear, fashion jackets and next-to-skin garments
  • Provides solutions for oil-sensitive materials such as C0 fabrics
  • The reduced frictional values allow smoother thread pull off through the sewing machine helping to deliver longer lasting seams

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Sylko AS

  • Trilobal polyester thread for machine embroidering with enhanced uniformity of the stitch formation
  • Engineered for sewing at the highest speeds
  • Reduces potential lube migration
  • Provides solutions for oil-sensitive materials such as C0 fabrics
  • Allows for improved sewing performance on complex materials due to its higher heat shield
  • The reduced frictional values allow smoother thread pull off through the sewing machine helping to deliver longer lasting seams
  • Excellent lustre and extensive range of colours and durability
  • Available with recycled materials

Child embroidery jocket down jacket