Spun yarn

01 / Spun yarn

Water-Soluble PVA Yarn

Three Thai manufactures water-soluble PVA yarn for textile processes that require stable temporary strength followed by controlled removal in water.

Temporary support for weaving and knitting.

Find the specification for your application.

Choose a grade and size to include with your sample or quotation request.

Your selectionSS20 · 20s PVA yarn · process target 20°C

Technical reference

SS / SF / SH are internal catalog designations, grouped by process target temperature.

Technical reference
Grade / process optionTemperature / conditionSize / constructionRequest a Sample
20°CSS20process target 20°C20s PVA yarnRequest a Sample
40s PVA yarnRequest a Sample
50s PVA yarnRequest a Sample
40°CSF40process target 40°C20s PVA yarnRequest a Sample
40s PVA yarnRequest a Sample
60s PVA yarnRequest a Sample
80s PVA yarnRequest a Sample
80°CSH80process target 80°C20s PVA yarnRequest a Sample
40s PVA yarnRequest a Sample
60s PVA yarnRequest a Sample
80s PVA yarnRequest a Sample
90°CSH90process target 90°C20s PVA yarnRequest a Sample
30s PVA yarnRequest a Sample
40s PVA yarnRequest a Sample
45s PVA yarnRequest a Sample
60s PVA yarnRequest a Sample
80s PVA yarnRequest a Sample
100s PVA yarnRequest a Sample

Technical overview

Three Thai manufactures water-soluble PVA yarn for textile processes that require stable temporary strength followed by controlled removal in water.

Water-soluble PVA yarn works as a temporary process material. It must remain stable through winding, weaving, knitting or embroidery, then lose strength and leave the construction during a controlled water treatment. A useful specification therefore combines yarn construction with a defined dissolution method instead of relying on a temperature label alone.

Three Thai’s current yarn catalog lists process targets of 20°C, 40°C, 80°C and 90°C. Grade selection depends on exposure time, bath movement, fabric density, chemicals and the acceptable removal endpoint. We confirm the count and available range after reviewing your process.

Process guide

From requirement to repeatable supply

  1. Define the temporary function

    Explain where the yarn provides support, the tension it experiences and the point in production when it must be removed. This prevents a grade that dissolves correctly in a beaker but fails during textile processing.

  2. Set a repeatable removal method

    Record water temperature tolerance, exposure time, liquor ratio, agitation and whether the endpoint is softening, loss of strength or complete visible removal.

  3. Approve a production-representative sample

    Test the densest or most difficult part of the fabric with the intended dyes, auxiliaries and finishing sequence. Link the approved result to a written product specification.

Product FAQ

Can yarn be selected by dissolution temperature alone?

No. Temperature is a useful starting point, but yarn count, twist, fabric construction, water movement, time and finishing chemistry can change the observed removal result.

What should be included in a sample request?

Send the count system, single or plied construction, target temperature and time, textile process, expected order volume and delivery destination.

How should two PVA yarn samples be compared?

Use identical specimen size, bath volume, temperature tolerance, agitation and endpoint definitions, then record processing stability as well as removal performance.

Need this grade sampled?

Send your count, construction and removal conditions — we will confirm a traceable sample specification.