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BECTA BLEACH is specially developed advanced enzyme for the improved bleaching of paper pulps. It makes the pulp more porous and permeable to bleaching chemicals and lignin in subsequent stages.
- BECTABLEACH active at the alkaline pH and elevate temperature typical f craft pulps.
- It reduces BOD, COD and color of effluent.
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| APPLICATION
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Becta bleach is added to pulp after cooking color oxygen delignification and prior to bleaching. |
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| DOSAGE CONDITION
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200 - 500 gms per ton of pulp based on process. |
| Pulp condition |
pH 7 -10 |
| Temp |
40 - 60° C |
| Pulp consistency |
8 - 10 % |
| Residence time |
1- 2 hrs. |
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| USEFUL FIELD & METHOD
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- Becta Bleach increases production capacity of pulp brightness.
- Reduce COD, BOD color of effluent & chemical cost also.
- Active chlorine consumption can be substantially reduced.
- Easily incorporated into existing bleach lines.
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