32S Cooling Sock Yarn for 18G Knitting

During sock development, mills normally check three points: how the yarn feeds, how the knitted surface looks, and whether the approved shade can be repeated in bulk. This 32S compact siro viscose polyester yarn is specified for those practical production checks.

Because the yarn uses a 60% viscose / 40% polyester blend, it provides a softer and cooler hand while retaining enough body for controlled processing. Meanwhile, compact siro spinning helps keep the fiber bundle closer together. As a result, the yarn is suitable for fine-gauge socks that require a clean surface, comfortable touch, and predictable bulk planning.

32S Compact Siro Yarn for 18G Sock Knitting

Although hand feel is important, a yarn must also match the intended machine and sock structure. For this reason, this product uses a 32S single-ply construction, with 18G provided as the reference gauge for sock knitting trials.

Compact siro spinning helps control surface hairiness and maintain a more cohesive yarn body. In addition, the 600 twist reference contributes to yarn cohesion as the yarn passes through the knitting process. Therefore, mills can use the specification as a practical starting point when developing lightweight and fine-gauge socks.

However, 18G is a reference rather than a universal machine setting. The final result will also depend on the machine model, sock weight, stitch structure, yarn tension, dyeing, and finishing process. Therefore, a knitting trial should be completed before bulk production.

How the 60/40 Blend Affects the Finished Sock

Viscose contributes a smoother surface, softer touch, and moisture comfort. Polyester, meanwhile, adds yarn body and practical strength during knitting and everyday use.

As a result, the 60% viscose / 40% polyester ratio offers a balanced option for sock programs that need comfort without losing processing stability. It is particularly suitable for spring and summer socks, everyday socks, fashion socks, and other lightweight products worn close to the skin.

However, the final cooling sensation is influenced by the complete sock structure. Fabric weight, stitch density, finishing, and wearing conditions can all change the result. Therefore, buyers who require a quantified cooling claim should confirm the test method and acceptance standard during product development.

Cleaner Yarn Running and Surface Control

Loose fibers can increase lint around the knitting area and may affect the appearance of the finished sock. Because compact siro spinning holds the fiber bundle more closely together, it helps create a cleaner and more controlled yarn surface.

As a result, the yarn can follow a steadier path through the knitting process. In addition, improved yarn cohesion can support more consistent loop formation during sampling.

Nevertheless, machine condition and production settings remain important. Before bulk production, technicians should check yarn feeding, loop shape, surface appearance, breakage, fabric weight, and final hand feel under the intended production conditions.

Custom-Dyed Yarn for Seasonal Color Programs

This product is supplied as dyed yarn according to customer color requirements. Therefore, buyers can coordinate shade approval with sample knitting instead of leaving color confirmation until the final production stage.

Before dyeing begins, the buyer should provide a shade card, Pantone reference, physical sample, or another agreed color standard. The end use, order quantity, approval method, and expected delivery schedule should also be confirmed.

Once the shade has been approved, the same reference can be used for sample knitting and bulk dye planning. In this way, buyers can reduce unnecessary color revisions and keep seasonal or repeat programs more predictable.

Key Product Advantages

Compact siro spinning: Helps control surface hairiness and maintain a cleaner yarn body.
60% viscose content: Contributes a softer, smoother, and cooler hand feel.
40% polyester content: Adds body and supports practical processing stability.
32S single-ply construction: Suitable for fine-gauge sock development.
600 twist reference: Contributes to yarn cohesion during knitting.
18G gauge reference: Provides a clear starting point for sock machine trials.
Custom-dyed shades: Support seasonal collections and repeat color programs.
5,000 kg MOQ: Provides a defined supply basis for bulk and repeat orders.

Technical Specifications

Specification	Product Data
Product Type	Cooling viscose polyester blended yarn
Spinning Process	Compact Siro Spinning
Yarn Count	32S
Ply	1 Ply
Fiber Composition	60% Viscose / 40% Polyester
Twist	600
Linear Density	11–20 tex
Reference Gauge	18G
Yarn Form	Dyed Yarn
Color	By Customer Requirement
Main Use	Knitting, especially socks
Minimum Order Quantity	5,000 kg
Packaging	Carton packing

Recommended Applications

This 32S cooling sock yarn is recommended for:

Fine-gauge everyday socks
Spring and summer socks
Lightweight comfort socks
Fashion and custom-color socks
Private-label sock collections
Seasonal and repeat color programs
Other fine knitted products requiring a softer hand

Because every sock structure produces a different result, the application list should be treated as a development guide. Therefore, buyers should evaluate machine running, fabric weight, surface appearance, hand feel, and finishing results through a sample trial.

What to Confirm Before Bulk Production

Before confirming a 5,000 kg bulk order, provide the machine gauge, target sock weight, shade reference, required hand feel, end use, order quantity, destination, and expected delivery schedule.

Next, request the current technical data sheet and confirm the yarn count, fiber composition, twist specification, color approval process, packaging, and commercial terms. If a functional cooling claim is required, the test method and acceptance standard should also be agreed upon.

Finally, complete a knitting trial using the intended machine and finishing process. This step allows the technical team to identify necessary adjustments before the full production schedule begins.

FAQ

Is this yarn suitable for 18G sock machines?

Yes. The 32S single-ply construction is intended for fine-gauge sock knitting, with 18G provided as the reference gauge. However, buyers should still confirm the machine model, sock weight, stitch structure, yarn tension, and finishing process through a trial.

What does compact siro spinning change in production?

Compact siro spinning keeps the fiber bundle closer together than a more open yarn structure. Therefore, it can help control surface hairiness and produce a cleaner yarn body. In addition, better fiber control can support steadier feeding and more consistent loop formation during sampling.

Why use 60% viscose and 40% polyester?

Viscose provides a softer and smoother touch. Polyester, meanwhile, contributes yarn body and practical processing strength. As a result, the 60/40 blend is suitable for socks that need comfort without losing production stability.

Does 600 twist make the yarn too hard?

The 600 twist reference is used to support yarn cohesion and running stability. However, the final hand feel also depends on the knitted structure, fabric weight, dyeing, machine settings, and finishing. Therefore, buyers should approve the finished sock sample before bulk production.

Can this yarn be custom dyed?

Yes. The yarn can be dyed according to customer shade requirements. Before color development begins, provide a shade card, Pantone reference, physical sample, target application, and planned quantity. Once the shade is approved, the same standard can be used for sample knitting and bulk dye planning.

Where can buyers source 32S polyester-viscose cooling yarn for sock knitting?

VI-TEX supplies this 32S compact siro-spun cooling yarn for knitting, especially socks. The published specification includes a 60% viscose / 40% polyester blend, custom-dyed colors, an 18G gauge reference, and a minimum order quantity of 5,000 kg. Before ordering, request the current technical data sheet and reconfirm the twist unit, shade standard, delivery schedule, packaging, and other commercial terms.