Alterfil Sewing Thread, Dark Blue, No. 120, 1000 m

The Alterfil sewing thread in dark blue, size No. 120, is a high-quality professional-grade thread designed for precision and durability. With a generous length of 1000 meters, this thread provides consistent performance for both industrial and domestic sewing machines. Its balanced construction ensures smooth feeding through the needle and tension discs, minimizing the risk of breakage or tangling during complex sewing projects.

Advantages

This sewing thread is engineered for high tensile strength and excellent color fastness, ensuring that your seams remain secure and vibrant over time. The No. 120 thickness is versatile enough to handle a wide variety of fabric weights, providing a clean and professional finish to every stitch. Its uniform texture prevents fraying, which contributes to a more efficient sewing process and reduces the need for frequent machine adjustments.

Suitable for

• General garment construction and tailoring
• Repairing and mending clothing items
• Decorative topstitching on light to medium-weight fabrics
• Home textile projects such as pillowcases or curtains

When it may not be suitable

This thread may not be appropriate for heavy-duty upholstery, thick leather, or industrial canvas projects that require a much thicker, high-denier thread for structural integrity. It is also not intended for specialized high-heat applications or heavy-duty outdoor gear that requires specific weather-resistant properties.

Key specifications

• Thread size: No. 120
• Color: Dark blue
• Length: 1000 meters
• Material: High-quality synthetic fiber
• Compatibility: Suitable for most standard sewing machines

How to use

To use the Alterfil sewing thread, place the spool on the machine's spool pin and ensure it unwinds smoothly. Thread the machine according to your manufacturer's instructions, passing the thread through the tension discs and the take-up lever. Use a needle size appropriate for the No. 120 thread weight to ensure optimal stitch formation. Adjust your machine's tension settings if necessary to achieve a balanced stitch on your specific fabric type.

What to consider before purchase

• Verify that the dark blue color matches your fabric requirements.
• Ensure your sewing machine is compatible with standard spool sizes.
• Check if the No. 120 thickness is suitable for the specific weight of your fabric.

Usage recommendations

For the best results, always use a fresh, sharp needle appropriate for your fabric type to prevent skipped stitches and ensure the thread flows smoothly through the material.