The document provides a detailed flow chart for dyeing various types of fabrics, including cotton, lycra, viscose, polyester, and fluorescent dyes, outlining the specific treatments and temperatures for each process. It includes steps like pre-treatment, chemical dosing, washing, and finishing treatments to achieve the desired color shades and fabric properties. The processes are broken down into sequential actions involving water, various chemical agents, and temperature management for optimal dye results.

1. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Flow chart for dyeing of different types of Fabric & Shade
including pretreatment and after treatment
White process (100% cotton)
Water (55⁰C)
↓
Anti-creasing agent
↓
Fabric loading
↓ Run 5 min
Detergent (60⁰C) [dosing 5 min]
↓
Caustic (60⁰C) [dosing 5 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓
Steam up
↓
Brightener (80⁰C) [dosing 30 min]
↓ Run 5 min
Steam up (98⁰C)
↓ Run 50 min
Sample check
↓ 10 min
Cooling (40⁰C)
↓
Drain + Fill
↓
Sequestering agent
↓
Hot wash (80⁰C) for 10 min
↓
Normal wash
↓ Fill
Acetic acid (55⁰C) for 10
↓ pH check (4.5)
Enzyme
↓ Run 50 min
Wash + Unload

2. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
White process (Lycra)
Water (55⁰C)
↓
Fabric loading
↓ Run 5 min
Detergent + Sequestering agent
(60⁰C) [dosing 5 min]
↓
Soda (60⁰C) [dosing 5 min]
↓
Steam up (80⁰C)
↓ Run 10 min
Wash (10 min)
↓
Cooling (60⁰C)
↓
Liquid chemicals (60⁰C) [dosing 5 min]
↓
Caustic (60⁰C) [dosing 5 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓
Steam up (80⁰C)
↓
Brightener (80⁰C) [dosing 30 min]
↓ Run 5 min
Steam up (98⁰C)
↓ Run 50 min
Sample check
↓ 10 min
Cooling (40⁰C)
↓
Drain + Fill
↓
Sequestering agent
↓
Hot wash (80⁰C) for 10 min
↓

3. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Normal wash
↓ Fill
Acetic acid (55⁰C) for 10
↓ pH check (4.5)
Enzyme
↓ Run 50 min
Sample check
↓
Wash
↓
Sequestering agent
↓
Hot wash (80⁰C) for 10 min
↓
Wash and unload
Cotton (Reactive dye) (100% cotton, Lycra-cotton)
Water (55⁰C)
↓
Fabric loading
↓ Run 5 min
Liquid chemicals (60⁰C) [dosing 5 min]
↓
Caustic (60⁰C) [dosing 5 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓ Run 60 min @ 100⁰C
Cooling (80⁰C)
↓
Drain + Fill
↓
Normal wash (40⁰C) for 20 min
↓
Peroxide killer + Acid (55⁰C) for 10 min
↓
Enzyme (55⁰C)
↓ Run 60 min

4. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Wash (40⁰C) for 10 min
↓
Leveling agent (60⁰C) [dosing 5 min]
↓
Color dosing (60⁰C) [dosing 25 min
↓ Run 60⁰C for 15 min
Salt (60⁰C)
[Dosing: ½ salt 10 min, ½ salt 10 min]
↓ Run 20 min
Soda (60⁰C) [dosing 45 min]
↓
Color steam (60⁰C) for 60 min
(Until shade match)
↓
Wash (40⁰C) for 20 min
↓
Acid wash (55⁰C) for 15 min
↓
Wash (10 min)
↓
Hot Wash (80⁰C) for 20 min
↓
Wash and Unload
Viscose
Water (55⁰C)
↓
Fabric loading
↓ Run 10 min
Liquid chemicals (55⁰C) [dosing 5 min]
↓
Soda ash (55⁰C) [dosing 10 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 10 min]
↓
Steam up (85⁰C) for 20 min
↓ Run 30 min

5. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Drain + Fill (10 min)
↓
Hot Wash (80⁰C) for 20 min
↓
Peroxide killer + Acid (55⁰C) for 20 min
↓ Run 10 min
Wash (40⁰C) for 20 min
↓
Leveling agent (60⁰C) [dosing 10 min]
↓ Run 10 min
Color dosing (60⁰C) [dosing 45 min]
↓ Run 20 min
Salt (60⁰C) [dosing 30 min]
↓ Run 25 min
Soda (60⁰C) [dosing 60 min]
↓
Color steam (60⁰C) for 60 min
(Until shade match)
↓
Wash (40⁰C) for 30 min
↓
Acid wash (60⁰C) for 30 min
↓
Wash (10 min)
↓
Hot Wash (80⁰C) for 20 min
↓
Wash and Unload
Polyester
Water (55⁰C)
↓
Fabric loading
↓ Run 5 min
Liquid chemicals (60⁰C) [dosing 5 min]
↓
Caustic (60⁰C) [dosing 5 min]
↓

6. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓ Run 60 min @ 100⁰C
Cooling (80⁰C)
↓
Drain + Fill
↓
Normal wash (40⁰C) for 20 min
↓
Peroxide killer + Acid (55⁰C) for 10 min
↓
Enzyme (55⁰C)
↓ Run 60 min
Wash (40⁰C) for 10 min
↓
Polyester Leveling agent (60⁰C) [dosing 5 min]
↓
Color dosing (60⁰C) [dosing 20 min]
↓
Steam up (115⁰C)
↓ Run 20 min
Steam up (135⁰C)
↓ Run 60 min
Cooling (80⁰C)
↓
Sample check
↓
Reduction Clearing (80⁰C) for 20 min
↓
Hot Wash (80⁰C) for 10 min
↓
Acid wash (55⁰C) for 15 min
↓
Wash and unload
PC and CVC
Water (55⁰C)
↓
Fabric loading

7. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
↓ Run 5 min
Liquid chemicals (60⁰C) [dosing 5 min]
↓
Caustic (60⁰C) [dosing 5 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓ Run 60 min @ 100⁰C
Cooling (80⁰C)
↓
Drain + Fill
↓
Normal wash (40⁰C) for 20 min
↓
Peroxide killer + Acid (55⁰C) for 10 min
↓
Enzyme (55⁰C)
↓ Run 60 min
Wash (40⁰C) for 10 min
↓
Polyester Leveling agent (60⁰C) [dosing 5 min]
↓
Color dosing (60⁰C) [dosing 20 min]
↓
Steam up (115⁰C)
↓ Run 20 min
Steam up (135⁰C)
↓ Run 60 min
Cooling (80⁰C)
↓
Sample check
↓
Reduction Clearing (80⁰C) for 20 min
↓
Hot Wash (80⁰C) for 10 min
↓
Acid wash (55⁰C) for 15 min
↓
Drain and Fill
↓
Leveling agent (60⁰C) [dosing 5 min]

8. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
↓
Color dosing (60⁰C) [dosing 25 min
↓ Run 60⁰C for 15 min
Salt (60⁰C)
[Dosing: ½ salt 10 min, ½ salt 10 min]
↓ Run 20 min
Soda (60⁰C) [dosing 45 min]
↓
Color steam (60⁰C) for 60 min
(Until shade match)
↓
Wash (40⁰C) for 20 min
↓
Acid wash (55⁰C) for 15 min
↓
Wash (10 min)
↓
Hot Wash (80⁰C) for 20 min
↓
Wash and Unload
Turquoise Color dyeing process
Water (55⁰C)
↓
Fabric loading
↓ Run 5 min
Liquid chemicals (60⁰C) [dosing 5 min]
↓
Caustic (60⁰C) [dosing 5 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓ Run 60 min @ 100⁰C
Cooling (80⁰C)
↓
Drain + Fill
↓
Normal wash (40⁰C) for 20 min
↓

9. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Peroxide killer + Acid (55⁰C) for 10 min
↓
Enzyme (55⁰C)
↓ Run 60 min
Wash (40⁰C) for 10 min
↓
Leveling agent (80⁰C) [dosing 5 min]
↓
Color dosing (80⁰C) [dosing 25 min]
↓ Run 80⁰C for 15 min
Salt (80⁰C)
[Dosing: ½ salt 10 min, ½ salt 10 min]
↓ Run 20 min
Soda (80⁰C) [dosing 45 min]
↓
Color steam (80⁰C) for 60 min
(Until shade match)
↓
Wash (40⁰C) for 30 min
↓
Acid wash (55⁰C) for 15 min
↓
Hot Wash (80⁰C) for 20 min
↓
Wash and Unload
Black (or Dark Shade) [process includes BIO Scouring)
Water (55⁰C)
↓
Fabric loading
↓ Run 5 min
Liquid chemicals (55⁰C) [dosing 10 min]
↓
Bio-scouring (Febilase SX-108) @55⁰C for 20 min
↓
Acid (55⁰C) for 10 min
↓

10. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Enzyme (55⁰C)
↓ Run 60 min
Wash (40⁰C) for 10 min
↓
Leveling agent (60⁰C) [dosing 5 min]
↓
Color dosing (60⁰C) [dosing 25 min
↓ Run 60⁰C for 15 min
Salt (60⁰C)
[Dosing: ½ salt 10 min, ½ salt 10 min]
↓ Run 20 min
Soda (60⁰C) [dosing 45 min]
↓
Color steam (60⁰C) for 60 min
(Until shade match)
↓
Wash (40⁰C) for 20 min
↓
Acid wash (55⁰C) for 15 min
↓
Wash (10 min)
↓
Hot Wash (80⁰C) for 20 min
↓
Wash and Unload
Fluorescent dyeing process
Disperse fluorescent (for polyester)
Water (55⁰C)
↓
Fabric loading
↓ Run 5 min
Liquid chemicals (60⁰C) [dosing 5 min]
↓
Caustic (60⁰C) [dosing 5 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓ Run 60 min @ 100⁰C

11. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
Cooling (80⁰C)
↓
Drain + Fill
↓
Normal wash (40⁰C) for 20 min
↓
Peroxide killer + Acid (55⁰C) for 10 min
↓
Enzyme (55⁰C)
↓ Run 60 min
Wash (40⁰C) for 10 min
↓
Polyester Leveling agent (60⁰C) [dosing 5 min]
↓
Color dosing (60⁰C) [dosing 20 min]
↓
Steam up (115⁰C)
↓ Run 20 min
Steam up (135⁰C)
↓ Run 60 min
Cooling (80⁰C)
↓
Sample check
↓
Reduction Clearing (80⁰C) for 20 min
↓
Hot Wash (80⁰C) for 10 min
↓
Acid wash (55⁰C) for 15 min
↓
Wash and unload
Pigment fluorescent (for cotton)
Water (55⁰C)
↓
Fabric loading
↓ Run 5 min
Liquid chemicals (60⁰C) [dosing 5 min]

12. SWARAZ MOLLICK/BSc-in-TE/WPE/KUET/2K14
↓
Caustic (60⁰C) [dosing 5 min]
↓
Hydrogen Peroxide (70⁰C) [dosing 5 min]
↓ Run 60 min @ 100⁰C
Cooling (80⁰C)
↓
Drain + Fill
↓
Normal wash (40⁰C) for 20 min
↓
Peroxide killer + Acid (55⁰C) for 10 min
↓
Enzyme (55⁰C)
↓ Run 60 min
Wash (40⁰C) for 10 min
↓
Leveling agent (75⁰C) [dosing 20 min]
↓ Run 10 min
Soda + Anti-foam agent [pH 8]
↓ Run 20 min
Wash (10 min)
↓
Color dosing (75⁰C) [dosing 30 min]
↓ Run 75⁰C for 30 min
Color steam (75⁰C) for 45 min
(Until shade match)
↓
Direct drain + fill
↓
Normal Hot (75⁰C)
↓
Normal Hot (75⁰C)
↓
Wash (5 min)
↓
Wash and Unload