Colourful Double Mercerized Poly Core Spun Thread for Sewing

The Colourful Double Mercerized Poly Core Spun Thread for Sewing produced by JOHNSON Factory, is a premium sewing thread that delivers exceptionally stable sewability, outstanding smoothness, and consistent performance across high-speed industrial and home sewing applications. By combining the strength of a continuous polyester filament core with the flexibility of high-tenacity staple fibers, JOHNSON threads achieve an ideal balance between tensile strength, abrasion resistance, and seam elasticity. Whether used for overlocking, lockstitch, or computerized embroidery, this thread ensures reduced breakage, fewer loops, and flawless stitch formation. As a product developed and manufactured entirely in our own ISO-certified factory, JOHNSON Core Spun Polyester Sewing Thread represents the pinnacle of cost-effective, high-performance sewing solutions for textile factories, garment manufacturers, and export wholesalers worldwide.

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Product Description

Product parameters

Thread Applications		Thread Size
		Count/Ne	Ticket	Tex
Fine-Light	Blouses, bras, children's wear, dresses, lingerie, neckties, shirts, skirts, sleepwear, underwater.	50s/2 45s/2	140 120	23 27
Light-Medium	Aprons, bedspreads, blankets, caps, coats, comforters, corsets, curtains, draperies, dresses, gloves, girdles, hats, jackets, jeans, pants, rainwear, skirts, sportswear, suits, swimwear.	60s/3 45s/2 36s/2 28s/2	120 120 100 75	27 27 35 40
Medium-Heavy	Auto trim, awnings, backpacks, bedding, book binding, canvas, carpets, flotation devices, furniture, handbags, jeans, luggage, mattresses, shoes, tarpaulins, tents, umbrellas, upholstery.	20s/2 28s/3 20s/3 16s/3 12s/3	50 40 35 25 20	60 60 90 120 135

Advanced Core-Spun Structure

JOHNSON's China Colourful Double Mercerized Poly Core Spun Thread for Sewing is engineered with a continuous polyester filament core that provides superior tensile strength and uniform tension stability. Unlike ordinary spun threads, the filament core eliminates weak spots, delivering consistent strength along the entire thread length. Surrounding this core is a layer of high-tenacity staple polyester fiber (or optional cotton sheath for specific applications). This unique sheath-core construction offers the best of both worlds: the core supplies robust anchoring force for high-speed stitching, while the staple fiber surface enhances flexibility, smoothness, and needle-friendliness. The result is a thread that runs effortlessly through needles, loopers, and fabric layers, reducing heat generation and improving seam quality.

Premium Raw Materials & Yarn Evenness

All JOHNSON threads start with carefully selected polyester filament yarns featuring extremely high yarn evenness (CV% controlled below industry average). This uniformity directly translates to fewer tension variations during sewing, eliminating periodic thread breaks or skipped stitches. The outer staple fibers are sourced from top-tier polyester staple producers, ensuring consistent length, denier, and tenacity. By controlling raw material quality at the source – our own factory's incoming inspection lab – we guarantee that every batch meets strict specifications before production begins.

Fully Automatic Winding Technology

JOHNSON operates fully automatic winding machines equipped with electronic clearers and tension stabilizers. These machines automatically remove any remaining yarn imperfections (slubs, neps, or thick places) before winding, ensuring that only flawless thread reaches the final package. Automatic doffing and cone changing reduce human handling, preventing contamination or damage. Each cone is wound with precision cone formation, so the thread pays off smoothly without snagging or sloughing.

High Color Fastness & Wide Color Range

JOHNSON Colourful Double Mercerized Poly Core Spun Thread for Sewing undergo rigorous disperse dyeing or reactive dyeing processes that ensure excellent colorfastness to light, washing, and rubbing. The color palette includes over 500 standard shades, with custom dye-to-match services available for specific brand requirements.

Applications of JOHNSON Core Spun Polyester Sewing Thread

Thanks to its balanced properties, JOHNSON thread is widely used in:

Apparel manufacturing: T-shirts, jeans, workwear, lingerie, children's clothing – for overlocking, flat seaming, and lockstitch.
Bags & luggage: Backpacks, handbags, travel bags, tote bags – where high seam strength and abrasion resistance are required.
Upholstery & furniture: Sofas, office chairs, car seats – the thread resists UV degradation and friction over years of use.
Shoe & leather goods: Sport shoes, leather belts, wallets – the smooth surface prevents leather tearing.
Embroidery: Logo embroidery, monogramming, decorative stitching – the filament core prevents thread breaks during dense stitch patterns.
Industrial textiles: Tarpaulins, safety harnesses, filters – where tensile strength is critical.

Why Choose JOHNSON – Factory-Direct Advantages

As a professional poly core spun sewing thread manufacturer and supplier in China:

Customization Options

JOHNSON supports:

Custom cone colors (customized plastic or paper cones with your logo)
Custom winding lengths (net weight or yardage)
Private label packaging (printed labels, boxes, master cartons)
Special lubricants (e.g., water-repellent, antistatic, food-grade)
Sheath material variation (polyester core + cotton sheath for heat-sensitive applications)

Packaging & Shipping

We offer flexible packaging solutions:

Inner packaging: Anti-static, moisture-proof polybags
Outer packaging: Standard export cartons with reinforced corners
Labeling: Barcode stickers, batch number, color code clearly marked
Shipping modes: By sea (FOB Ningbo), by air, or by express courier for samples

Samples are available free of charge; only shipping fee applies.