Three-Thread Fleece GSM Control: Balance Ground, Tie and Fleece Yarn

Author：KUNYUAN Machine Manufacturer TIME：2026-09-19

Fleece weight parameter map

Finished GSM follows three yarn duties and a processing route, not one stitch control

Three-thread fleece separates face, binding and pile-side functions. Weight variation can enter through any yarn role, loop formation, withdrawal, raising, shearing or conditioning, so the trial must preserve each layer.

Define the commercial fabric with ground, tie and fleece yarn materials, counts and lots, face requirement, greige and finished GSM method, width, pile or brushed surface, dimensional limits and exact finishing route. State whether GSM is measured greige, relaxed, dyed, raised or otherwise finished. Values from different states must not be combined.

Record the exact offered machine, diameter, gauge, feeders, fleece knitting arrangement, yarn delivery, take-down and installed options using controlled manufacturer documents. Do not infer universal stitch, cam, sinker, speed or yarn-ratio settings. Use a marked buyer-yarn roll and alter one supported variable at a time. Retain before-and-after samples through finishing so an apparent weight correction does not create poor tie security, face bars or uneven pile.

Parameter 01 - identify ground, tie and fleece yarn without merging their consumption

Label material, count, lot, package position and feed duty for every yarn role. Record package conditioning and yarn delivery references. Weigh or calculate consumption only with a stated interval and method, keeping waste and held fabric visible. A total yarn figure cannot reveal which role moved.

When testing a new lot or count, hold the other two roles and machine route steady where possible. Preserve package and roll marks. Check the face, technical reverse and unraised fleece side before attributing GSM movement to one yarn.

Parameter 02 - connect knitted relationships to face cover and tie security

Document the approved machine configuration and loop architecture for the target fleece, including the roles of knitting elements and tracks without publishing unsupported adjustment values. Inspect face cover, tie points, fleece floats or loops, missing stitches and vertical or circumferential variation.

Mark every documented setting change and allow the machine and fabric to reach a stable interval. A heavier greige sample is not automatically better if tie security, face appearance or process stability deteriorates. Keep the accepted sample beside the configuration record.

Parameter 03 - observe take-down, width and roll condition with the GSM result

Record take-down and winding references, width or circumference, roll interval and any stop-restart event. Withdrawal can influence loop demand and measured dimensions, so compare GSM only on identified fabric conditioned by one method. Note folds, pressure and edge or circumference variation.

Sample several positions rather than one convenient square. Report specimen locations and measurement spread according to the agreed method. If stitch basis or take-down changes, create a new trial line rather than overwriting the earlier accepted state.

Parameter 04 - verify raising, shearing and thermal history before final GSM release

Carry marked greige pieces through the exact scouring, dyeing, drying, raising, shearing or heat-setting route. Record batch, orientation, pass count or other controlled process identities supplied by the finisher. Surface development can remove fibre, compact fabric or change width, so finished GSM must be measured anew.

Inspect pile uniformity, ground exposure, contamination, strength or other contractual requirements with named methods. Compare finished yield as well as average GSM. Release the recipe only when the same yarn-role map and machine setup produce acceptable weight, width and surface after processing.

Three-thread fleece circular knitting machine used for GSM trials — Keep all three yarn duties visible in the trial record.

Three-thread fleece GSM parameter map

Parameter group	Controlled record	Fabric response	Do not hide
Ground yarn	Lot, feed and face duty	Cover and base weight	Bars or lot change
Tie yarn	Lot, path and binding role	Tie security and reverse	Weak connection
Fleece yarn	Lot, path and pile role	Greige/finished surface	Raising loss
Process route	Withdrawal and finish	GSM, width and yield	State mismatch

Fleece knitting system reference for ground, tie and fleece yarn roles — Map loop relationships to face cover and tie security.

Finished fleece roll inspected for GSM, width and raised surface — Approve GSM only after the complete finishing route.

Three-thread fleece GSM questions

Can one stitch setting control all GSM variation?

No. Three yarn roles, loop relationships, withdrawal, conditioning and finishing all contribute.

Should greige and finished GSM be compared as the same value?

No. Label the fabric state and remeasure after the actual process route.

Why separate tie yarn from ground yarn?

Its binding duty can fail even when total weight and the face appear acceptable.

Can a heavier sample be approved automatically?

No. Check width, face, tie security, pile surface, process stability and accepted yield.

What must accompany the final recipe?

Keep machine configuration, three yarn identities, roll marks, GSM method, finish batch and accepted samples.

Conclusion

Three-thread fleece weight control works when ground, tie and fleece yarn remain visible as separate inputs. Loop architecture and withdrawal connect them in greige fabric; raising and finishing transform the commercial result. A parameter map across those stages lets the mill correct the right layer and protects surface quality and yield from a narrow chase for one GSM number.

Use the parameter map while reviewing the three-thread fleece circular knitting machine range and require the finished GSM result to retain all three yarn identities, machine setup and process history.