Case Study : Exterior Wall Paint Wastewater

Background Information

A manufacturer of exterior wall material in Tokai Region.
To reduce a load of the septic tank inside the factory, they installed KDS Dewatering System as primary treatment.
Facility | Exterior Wall Material Factory |
---|---|
Kendensha Product | KDS Dewatering System |
KDS Separator Model | SS-612 1.0mm gap, Three-phase, 200V、0.4kW |
Data
Raw Water [mg/L] |
KDS Separator Filtrate [mg/L] |
|
---|---|---|
SS | 32,000 | 210 |
COD | 2,800 | 2,300 |
SS Recovery Rate | ||
---|---|---|
98.5% | ||
Dewatered Cake Water Content (after naturally dried in flexible container) |
||
70-74% |
Current Treating Capacity
Flaw Rate [m3/hr] |
Solid Thickness [%] |
Treatomg Capacity [kgDS/hr] |
Powder Type Flocculant Dosage per raw water[mg/L] |
Dewatered Cake Water Content [%] |
---|---|---|---|---|
1.5 | 3.2 | 48 | 1,500 | 76.1 |
2.0 | 3.2 | 64 | 1,500 | 76.6 |
2.2 | 3.2 | 70.4 | 1,500 | 77.3 |
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