Enzyme Wash Process With Light Shade

Enzyme washing is a laundering process which uses enzymes to clean clothing or to finish fabric, especially in the case of jeans and other garments with a worn-in look. In previous article we have discussed about enzyme washing with medium shade.

Enzyme Wash Process (Light Shade) :
The enzyme washing process of batch of 60 kgs denim men's long pants (Trouser) are described below:-

First Step: Desizing
  1. Lot weight (80 pes) ............ 60 kg denim long pant.
  2. Add water @ L: R = 1: 9.............. 540 Litre
  3. Machine Running.
  4. Temperature.......................... 60°c.
  5. Add Desizing agent @ 0.6 gm / litre ............ 324 gm.
  6. Add Detergent @ 0.8 gm / litre.................... 432 gm.
  7. Time...............................15-25 mts.
  8. Drop the liquor.
  9. Wash 1 time by cold water.
Second Step: Enzyme
  1. Add water @ L : R = 1 : 8 .............. 450 Litre
  2. Temperature.......................... 45°c.
  3. Add Acetic Acid @ 0.6 gm / litre.............. 270 gm.
  4. Add Anti back staining @ 0.6 gm / litre ... 270 gm.
  5. Add Acid Enzyme @ 2.00 gm / litre .......... 900 gm.
  6. Time....... (Depend upon the shade)......40---60 mts.
  7. Increase temperature to 90°c and run 1 minute (enzyme killing).
  8. Drain the bath.
  9. Rinse Twice, each 3 minutes
Third Step: Bleaching
  1. Add water @ L : R = 1 : 7 .............. 420 Litre
  2. Temperature.......................... 50°c to 60°c.
  3. Add chlorine bleach (k.c.i) @ 20 gm / litre ......... 8400 gm.
  4. Add sodium bi carbonate @ 4 gm / litre ............ 1680 gm.
  5. Time (Depend upon the shade)............................. 12 to 20 mts.
  6. Drop the liquor.
  7. Rinse Twice, each 3 minutes.
Fourth Step:
  1. Add water @ L : R = 1 : 10 ........................... 600 Liter
  2. Temperature.................................................... 50°c.
  3. Add sodium hypo sulphite @ 2 gm / litre.....1200 gm.
  4. Add detergent @ 0.5 gm / litre ...................... 300 gm.
  5. Time................................ 10 to 15 mts.
  6. Drop the liquor.
  7. Rinse Twice, each 3 minutes.
Fifth Step:
  1. Add water @ L: R = 1: 8........................... 480 Liter
  2. Temperature.......................... 60°c.
  3. Add hydrogen peroxide @ 4 gm / litre.... 1920 gm.
  4. Add caustic soda @ 1 gm / litre................. 480 gm.
  5. Add detergent @ 1 gm / litre ..................... 480 gm.
  6. Time................................ 10 mts.
  7. Drop the liquor.
  8. Rinse Twice, each 3 minutes.
Sixth Step: Softening
  1. Add water @ L : R = 1 : 8 .............. 450 Litres.
  2. Add Acetic Acid @ 0.6 gm / litre ............ 270 gm.
  3. Cationic Softner @ 1 gm / litre.............. 450 gm.
  4. Temperature.......................... Cold.
  5. Time................................ 15 to 20 mts.
  6. Drain the bath.
  7. Then unload the garments on trolley
Seventh Step:-Hydroextractor Machine
After unloading garments from the washing machine then they are sent to hydroextractor machine to remove excess water from the washed garments.

Eighth Step:-Drying Machine
  1. Load 60 kg garments to gas dryer.
  2. Temperature set -75°c to 85°c.
  3. Run about 40 mts.
  4. After then run 10 mts in cold dryer.
Ninth Step:Delivery
After dryer garment go to quality section for quality checking and good one delivery. 
 

About the Editor-in-Chief:

Mazharul Islam Kiron is a textile consultant and researcher on online business promotion. He is working with one European textile machinery company as a country agent. He is also a contributor of Wikipedia.


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