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Process Flow Chart For 100% Polyester Dyeing

Process Flow Chart For 100% Polyester Dyeing
Rana Sohel
Executive Engineer
Sunman Textile Mills Ltd. Chittagong
Cell: +8801912-420118
Email: rsohel07tex@gmail.com



Polyester Dyeing:
Polyester can be very difficult to dye properly. The dyeing of hydrophobic fibers like polyester fibers with disperse dyes may be considered as a process of dye transfer from liquid solvent (water) to a solid organic solvent (fibre). Dyeing flowchart of 100% polyester is given below.
Polyester dyeing curve
Production Flow Chart For 100% Polyester Dyeing

Fabric Load

Water Level – As Required

Raise temp to 60 oC

Add Feloson NOF

Raise temp.to 90 oC & run time 10 min

Drain

Water Level – As Required

Raise temp. to 45 oC

Add Neutracid RBT (Non volatile Acid) & run time 10 min

Drain

Water Level – As Required

Raise temp. to 450C

Dye dosing for 10 min

Raise temp. to 130 oC & run for 45 min

Drain

Water

Cooling at 700C & sample cheek if shade ok then bath drop

Hydrose+ Caustic at 800C for 20 min

Hot wash

Acetic wash at cold temp. for 10 min

Acetic Acid + Softener is added at 450C & run for 10 min

Cold Wash

Fabric Unload