ONYX #20 Nylon Thread – Tex 135 Heavy-Duty Industrial Sewing Thread

ONYX #20 Nylon Sewing Thread is an ultra-strong polyamide 6.6 continuous filament thread designed for heavy-duty sewing applications where seams are exposed to high levels of stress, abrasion, and wear. With excellent strength, durability, and abrasion resistance, ONYX is ideal for demanding industrial sewing and topstitching applications.

Available in Black (Colour 4000) and White (Colour 2000), ONYX #20 / Tex 135 provides a strong and durable finish for shoes, bags, luggage, belts, leather goods, apparel, home interiors, and technical textiles.

ONYX #20 Nylon Thread Specifications

• Thread Type: Nylon Sewing Thread
• Material: Polyamide 6.6 Continuous Filament
• Thread Size: #20
• Thread Size: Tex 135
• Length: 2000 meters per cone
• Colour Options: Black 4000 and White 2000
• Application: Heavy-duty industrial sewing and stressed seams

Key Features

• Ultra-strong industrial sewing thread for high-stress seams
• Made from polyamide 6.6 continuous filament
• Excellent tensile and strength properties
• Highly abrasion-resistant and durable
• High elasticity with good crease resistance
• Suitable for closing seams and decorative topstitching
• Lightweight compared with many heavy-duty thread constructions
• Suitable for demanding industrial and technical textile applications

Available Colours

• Black – Colour 4000
• White – Colour 2000

Heavy-Duty Sewing Applications

ONYX #20 is designed for applications where sewing seams need high strength and resistance to repeated wear and abrasion.

• Shoes and footwear
• Bags and handbags
• Suitcases and luggage
• Belts and small leather goods
• Leather accessories
• Apparel and workwear
• Home interior and upholstery applications
• Technical textiles
• Heavy-duty closing seams
• Decorative and functional topstitching

Polyamide 6.6 Continuous Filament

ONYX is manufactured from polyamide 6.6 continuous filament. Polyamide 6.6 is known for its high breaking strength, abrasion resistance, elasticity, and durability, making it suitable for sewing applications where thread performance is critical.

Water-Repellent & Sustainability Options

The ONYX range can be complemented by WRe, a water-repellent and PFC-free finish available on request. This option is designed for applications requiring additional water-repellent performance.

ONYX is also certified according to OEKO-TEX® STANDARD 100, 96.0.8810, according to the supplied product information.

Product Images

Black – Colour 4000

White – Colour 2000