Production technology for heavy-twist single-warp single-weft super-black worsted fabric
A technology of worsted fabric and production process, which is applied in the field of fine imitation, can solve the problems of difficult process, easy breakage of yarn, and affecting the quality of finished yarn, etc., and achieve the effect of deep depth and pure black
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[0030] The invention relates to a production process of a strong-twisted single-warp and single-weft special black worsted fabric. The raw material ratio is 82% of 80 pieces of Australian wool and 18% of polyester filament.
[0031] 1.1) Physical indicators and specifications of raw materials:
[0032] 80 pieces of Australian wool: average fineness 18.43μm, fineness discrete 20.8%;
[0033] The average length is 80.4mm, and the length dispersion is 35.6%;
[0034] Short hair rate (less than 30mm) 2.3%;
[0035] Hair grain 2 / gram;
[0036] Polyester filament: 30D;
[0037] Its process steps are:
[0038] 1) Wool mercerized anti-shrink treatment:
[0039] Wool chlorination descaling→dechlorination→neutralization→wool acidification→softening→drying;
[0040] 2) Strip dyeing and combing:
[0041] Pine cone→dyeing→rewashing→mixed strips→pin combing→combing→pin combing→striping;
[0042] 3) Spinning:
[0043] Mixed strips→head needle→two needles→three needles→four needles→r...
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