PRETREATMENT TEXTILE PROCESSING

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MUHAMMAD SHAHZAD
TECHNOLOGY TEXTILE DYEING PRINTING GCT
FAISALABAD 03006622519
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Operation Pretreatment Process of Textile
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Pretreatment Process of Textile Materials
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Definition of Pretreatment textile processing
Process pretreatment of textile is all mechanic
and chemical process to textile materials both
for is made from natural and synthetic fiber
before dyeing, printing and finishing process
,with purpose the process is fluently better
and the result can which as expected.
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• As a whole this process consist of desizing
  process, scouring and bleaching.

Pretreatment process basically aim to removal all
impurities found on fiber ( especially cellulose)
so that materials have i) degree of white, ii)
absorbent to dyestuff .
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The raw material in generally contaning unwanted
matter of fibres and the impurities of fibres.
This impurities is

• Natural impurities is the dirt is emerge
  together on cotton.
• Impurities from outside
• Dirt coming from outsider, yarn or fabric , for
  example oil, ,dust , parts of leaf, branch,
  stains of oil from machine and etc.
• The addition of impurities
• The addition material impurities for the fluency
  of process for example oil, starch at warp of
  yarn, etc.

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Flow chart on process textile
1)Flow chart of textile processing
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4)Flow chart of pre treatment of cotton fabric
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Preparation of process be done by grey material
before wet process or chemical process.
Preparation of this process consist of opening
and pile up, sewing, and inspection of cloth .
Pile up is working to open cloth of grey which
still in the form of roll tied .
Opening or of unrolling recognized with process
expose of cloth have purpose to open cloth of
rolling form become wide form so that the next
process fluently better,then stacked by cart(
each extension every piece have to be sewed).
Process is doing by Opener or Unrolling machine.
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Inspection of cloth is to checking grey of
fabric which have been sewing as a mean to know
cloth fabric defected, long, wide, dirt, and know
the of metal so that cloths to and dont happened
trouble during process take place.
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Thanks to All
Teknologi dan Rekayasa