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Table 10 Water and energy consumption for conventional processes

From: Sustainable processes for pre-treatment of cotton fabric

Steps in the conventional processes Water consumption (m3/ton) Energy consumption (kWh/ton) Cost (Rs/ton)a
Desizing (MLR 1:20) 20 697 5578
Hot wash (MLR 1:50) 50 4068 32,542
Scouring (MLR 1:30) 30 2441 19,525
Hot wash (MLR 1:50) 50 4068 32,542
Bleaching (MLR 1:30) 30 1743 13,946
Hot wash (MLR 1:50) 50 4068 32,542
Neutralisation (MLR 1:50) 50 0 0
Total 280 17,085 136,677
  1. a1 kWh = 8 INR
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