Specifications

The polyester staple fiber production is one of the most powerful industries in Jiangsu Sanfangxiang Group Co., Ltd.

Quality Indices for Polyester Staple Fiber

1.56 dtex × 38mm HT Cotton-type Test Item Unit Top gr. Tenacity at Break CN/dtex ≥5.70 Cvw Tenacity at break % ≤10 Elongation at Break % 23±3.0 Deviation of Titer % ±3.0 Length deviation % ±3.0 Over length fiber % ≤0.5 Multiple length fiber mg/100g ≤2.0 Defects mg/100g ≤2.0 Crimp Number pcs/25mm 10±2.0 Crimp Removal % 12±2.0 Tenacity at 10% elongation CN/dtex ≥3.5 Shrinkage in hot air 180 % 5±2.0 Electricity resistance Ωcm ≤5.5×108 Oil Pick-up % 0.16±0.03 Humidity % ≤0.5