Case Study : Exterior Wall Paint Wastewater

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Background Information
kds-separator

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.

Place 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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