Standard Recipe : Hydrogen Peroxide ———————— 3-5% Sodium Silicate —————————– 2-3% Caustic Soda ——————————– 0.3-0.8% Soda Ash ————————————- 0.6-1.0% Wetting Agent ——————————- As Required Working Procedure Normal 0 false false false MicrosoftInternetExplorer4 The Chemical are dissolved in a mixing tank Transfer to the Kier Required Water added to fill one third of the Kier Material …
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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 …
Continue reading The Kier Boiler Scouring Process