Modified polyester staple fiber(PSF) virgin,raw white,suitable to produce worsted yarn blend with wool/acrylic fiber.
| Test Item | Unit | Grade AA |
| denier | den | 3 |
| cut length | mm | 28 |
| Tenacity at Break | Cn/den | >=3.3 |
| Crimp Number | pcs/25mm | 7.9-8.2 |
| Elongation | % | 43.5 |
| shrinkage | % | 12 |
| spinning finish | % | 0.14 |
| Electricity Resistance | Ω.cm | 1.24*0.7 |
| weight | grams/m | / |
deviation of weight
| % | 0.2 |
| moisture regain | % | 1.5 |
