30d 300d PP Polypropylene DTY Air Textured Yarn for High grade Sportswear

Item

Unit

First quality

Deviation of line density

%

±4%

CV of line density

%

≤3%

Strength at rupture

cN/dtex

≥3.5

CV of strength

%

≤7%

Percentage of elongation

%

±3%

CV for percentage of elongation

%

≤12

Shrinkage in boiling water

%

±0.5%

Crimp shrinkage

%

±3%

Oil rate

%

±0.8%

Air intermingled

per meter

±10%