Bobbin dyeing technology
A cheese and process technology, applied in the field of textile printing and dyeing, can solve the problems of increased production cost, difficult control, low success rate, etc., and achieve the effect of solving difficult and uniform dyeing
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Embodiment 1
[0015] Embodiment 1: select the dyeing machine of 200Kg capacity for use, load capacity is 200kg, package yarn is 40 counts of pure cotton worsted yarns, load package yarn layer and pile up a total of 10 layers from bottom to top, and the cylinder is full. The total concentration of dye added is 3 (o.w.f), and the dyeing full tank liquid level is 2200L, and the process flow is as follows:
[0016] First, the yarn is wound layer by layer onto the dyeing tube to form a cheese;
[0017] Then put the prepared package into the main cylinder of the dyeing machine, fill the package with water until the package is submerged, turn on the main pump, and then add 4g / L caustic soda and 8g / L hydrogen peroxide according to the process requirements for scouring. Drain after scouring, and then; inject clean water for washing, and drain after completion.
[0018] Add dye, 5g / L standard dosage of sodium hydrosulfate and 1.5g / L standard dosage of caustic soda into the master vat, put in cheese,...
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