Viscose Filament Physical and Mechanical Properties and Dyeing Performance Indicators | ||||
项目 ITEM |
单位 Unit |
等级(Level) 优等品(Premium) 一等品(Firstgrade) 合格品(Qualified product) |
||
干断裂强度 Dry Breaking Strength ≥ |
cN/dtex | 1.85 | 1.75 | 1.65 |
干断裂强度 Dry Breaking Strength ≥ |
cN/dtex | 0.85 | 0.8 | 0.75 |
干断裂伸长率 Dry Elongation at Break |
% | 17.0-24.0 | 16.0-25.0 | 15.5-26.0 |
干断裂伸长变异系数 Dry Break Elongation Coefficient of Variation ≤ |
% | 6 | 8 | 10 |
线密度(纤度偏差) Linear Density (Fineness Deviation) |
% | ±2.0 | ±2.5 | ±3.0 |
线密度变异系数 Linear Density Coefficient of Variation ≤ |
% | 2 | 3 | 3.5 |
捻度变异系数 Twist Coefficient of Variation ≤ |
% | 13 | 16 | 19 |
单丝根数偏差 Deviation of the number of Monofilaments ≤ |
% | 1 | 2 | 3 |
残硫量 Residual Sulfur ≤ |
mg/100g | 10 | 12 | 14 |
染色均匀度 Dyeing Uniformity ≥ |
(灰卡)级(Gray Card) Level | 4 | 3-4 | 3 |
回潮率 Moisture Regain |
% | ———————— | ||
含油率 Oil Content |
% | ———————— |
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