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Recipe :
Alkali——————- 2-5%
Wetting Agent——— 1 %
Soda Ash————— 0.3-0.5%
Sequestering Agent— 0.05-0.5%
M:L——————— 1:40
Temp——————- 90-130ºC
Time——————– 6 Hrs.
Working Procedure:
The liquor is prepared into mixing tank by the above chemicals. Then it brought into the pre heater (Multi-tubular Heater) and heated by the steam. Then the hot liquor is pumped and sprayed by the spreder plate on to the fabric which is packed into the Kier. The temperature of liquor is about 100º c. The excess liquor is passes slowly over the packed cloth and percales through the false bottom of the kier. Then this excess liquor is collected at the bottom of the Kier and pumped into the auxiliary heater by a centrifugal pump and this cycle is repeated.
Precaution:
- Kier should be clean.
- Material should be packed evenly.
- No air packed should be formed
- The fabric should be in liquor completely.
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