Polyester DTY Yarn 75D/36F Semi-Dull Raw White for Circular Knitting

Applications

1. Circular Knitted Fabrics (Core Application)

Single Jersey – Plain weave, lightweight and breathable. Used for T-shirts, polo shirts, and summer wear.

Rib Knit – Vertical stretch with good elasticity. Used for cuffs, collars, and waistbands.

Interlock – Thick and smooth with double-layer structure. Used for underwear, baby wear, and dresses.

Air Layer – Hollow structure, crisp and structured. Used for jackets and sweatshirts.

Roman Fabric – Twill effect with good drape. Used for skirts and pants.

2. By Garment Category

Casual Wear – T-shirts, polo shirts, crewneck sweatshirts.

Activewear – Sport T-shirts, training wear, jerseys.

Underwear – Bras, panties, thermal underwear.

Children‘s Wear – Baby rompers, kids’ T-shirts.

Fashion Apparel – Dresses, blouses, base layer tops.

3. Blending Applications

With Cotton – Poly/cotton blend combines moisture absorption with crispness. Used for T-shirts and polo shirts.

With Viscose – Creates soft and fluid hand feel. Used for women‘s dresses and blouses.

With Spandex – Produces stretch fabric with form-fitting comfort. Used for tights and yoga wear.

With Linen – Creates linen-style texture that is dry and breathable. Used for summer wear and casual shirts.

IV. Comparison with Other 75D Specifications

75D/36F (This Product) – Monofilament fineness approximately 2.08D with crisp, firm hand feel and good pilling resistance. Suitable for single jersey, rib, and interlock.

75D/72F – Monofilament fineness approximately 1.04D with soft, fine hand feel and fair pilling resistance. Suitable for premium T-shirts and underwear.

75D/144F – Monofilament fineness approximately 0.52D with ultra-soft, silky hand feel and poor pilling resistance. Suitable for premium activewear and fashion wear.

75D/24F – Monofilament fineness approximately 3.12D with stiff, coarse hand feel and very good pilling resistance. Suitable for bag linings and workwear.

V. Circular Knitting Processing Guidelines

Recommended Circular Knitting Machines:

• Single jersey machine (18–24 gauge)

• Interlock machine (18–22 gauge)

• Rib machine (14–18 gauge)

Recommended Process Parameters:

• Machine speed: 20–28 m/min

• Yarn input tension: 8–12 cN

• Workshop temperature/humidity: 25±2°C / 65±5%

• Oil content: 2.5–3.5% (knitting grade)

Dyeing Process (100% Polyester):

• Scouring: 80°C × 20 minutes

• Dyeing: Disperse dyes at 130°C × 45 minutes

• Reduction clearing: 80°C × 20 minutes

• Heat setting: 170–180°C × 30 seconds

VI. Typical Fabric Specifications Reference

Single Jersey (24 Gauge) – Yarn length 27–29cm per 100 needles, weight 130–150 g/m². Used for summer T-shirts.

Rib (18 Gauge) – Yarn length 22–24cm per 100 needles, weight 180–200 g/m². Used for cuffs and waistbands.

Interlock (22 Gauge) – Yarn length 24–26cm per 100 needles, weight 160–180 g/m². Used for underwear and loungewear.

Air Layer (20 Gauge) – Yarn length 30–32cm per 100 needles, weight 200–230 g/m². Used for spring/autumn jackets.

VII. One-Line Application Summary

Polyester DTY 75D/36F Semi-Dull Raw White is a classic specification for circular knitting, ideal for producing single jersey, rib, and interlock fabrics for T-shirts, polo shirts, underwear, and activewear. Finished fabrics offer a crisp hand feel, good pilling resistance, a smooth surface, and high cost-performance.