Warping & Sizing
Under-sizing costs you ends-down at the loom; over-sizing costs you size, desizing effluent and shed formation.
— %
Dry size solids as a percentage of unsized yarn
Typical pick-up: 8-12% for medium cotton warps, 12-16% for fine or high-sett constructions, under 6% for filament. Check on the beam, not just at the size box.
Size Pick-up Percentage Calculator — free, with the formula and a worked example, at Textile School.