In dyeing floor, different types of natural, regenerated, synthetic, blended fabrics are dyed. All of the fibers dyeing procedure are not same. For this reason, an textile engineer should have vast knowledge about the different fibers dyeing process.
Viscose fabric or synthetic fabric dyeing procedure is given bellow:
Viscose fabric received from the batching section
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Required amount of water was taken into the machine
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The fabric was loaded and run for 5-10 minutes in normal temperature
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Drain
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Required amount of water filled
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CK-1,Oxalic acid were added/dosing at hot water for 15 min at 950 C in adding tank
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Rinsing for 20 min.
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PH check at 5.5
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Leveling agent dosing 10 min. at 550C
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Run for 20 min
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Salt was added for 10 min
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Run for 10 min
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Color was dosing for 30 min at 500C
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Run for 20 min
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Soda was added for 40 min at 500C
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Run for 10 min
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Temperature increase at 600C
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Run for 1 hrs
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Shade check (OK)
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Rinsing for 30 min.
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Acetic acid was added for neutralization for 10 min
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Run for 15 min. at 40 0C
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Shade check (ok)
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Rinsing for 10 mins
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Drain
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Water was filled at required amount
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Hot wash at 950C for 10 min.
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Drain
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Water was filled at required amount
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Cold wash for 20 min.
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Drain
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Acetic acid added for PH controlled
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PH check at 5.5
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Softener added at 500C
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Run for 30 min
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Unloading the dyed fabric
Dyeing performance depends on the proper procedure and qualified dyes and chemicals.
Its very helpful for textile related peoples
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