DEWATERING PRESSApril, 2008Client References

Table of Contents1. Dairy Products Plant (Waste Activated Sludge)

2. Abattoir (Dissolved-air Flotation Floss & Waste Activated Sludge)

3. Chemical Plant(Dissolved-air Flotation Floss & Waste Activated Sludge)

4. Sewage Treatment Plant (Digested Sludge)

5. Sewage Treatment Plant (Direct from Oxidation Ditch)

6. Sewage Treatment Plant (Oxidation Ditch)

7. Automobile Wrecker (Chemically Precipitated)Designed by Hi-Rose

VOLUTE DEWATERING PRESSES-131 Reference- Dairy Products Plant (Waste Activated Sludge) -Flow & Chart ChartAerationTankSedimentationTankThickeningTankStorageTankReturn SludgeWASFlocculation TankDewatering ZoneSludge CakeDesigned by Hi-Rose

Industrial Type Dairy Products PlantSludge TypeWaste Activated SludgeVolute ModelES-131Sludge SS Concentration13,600 mg/LSludge Flow Rate0.41 m3/hPolymer Adding Rate (vs DS) 0.9 % Throughput5.3 kg-DS/hCake Solid19.3 %Recovery Ratio95.0 %

VOLUTE DEWATERING PRESSES-131 Reference- Abattoir (Dissolved-air Flotation Floss & Waste Activated Sludge) -Flow & Chart ChartAeration TankFlocculation TankSludge CakeDesigned by Hi-RoseDAFAerationTankSedimentationTankStorageTankReturn SludgeWAS

Industrial Type AbattoirSludge TypeMix of DAF and WASVolute ModelES-131Sludge SS Concentration12,400 mg/LSludge Flow Rate0.50 m3/hPolymer Adding Rate (vs DS) 1.0 % Throughput6.0 kg-DS/hCake Solid17.9 %Recovery Ratio96.7 %

VOLUTE DEWATERING PRESSES-202 Reference- Chemical Plant (Dissolved-air Flotation Floss & Waste Activated Sludge) -Flow & Chart ChartDAFAerationTankSedimentationTankStorage TankReturn SludgeWASVoluteFlocculation TankSludge CakeDesigned by Hi-Rose

Industrial Type Chemical PlantSludge TypeMix of DAF and WASVolute ModelES-202Sludge SS Concentration75,000 mg/LSludge Flow Rate0.80 m3/hPolymer Adding Rate (vs DS) 1.0 % Throughput53.9 kg-DS/hCake Solid29.0 %Recovery Ratio90.0 %

VOLUTE DEWATERING PRESSES-302 Reference- Sewage Treatment Plant (Digested Sludge ) -Flow & Chart Chart (Comparison)PrimarySedimentationAerationTankSecondarySedimentationStorageTankReturn SludgeWASVolute & Belt PressDewatering ZoneSludge CakeDesigned by Hi-RoseThickenerDigestionTank

Industrial Type Sewage Treatment PlantSludge TypeDigested SludgeModelBelt Press (2m)VoluteES-202Sludge SS Concentration(mg/L)35,000Sludge Flow Rate(m3/h)4.62.3 Polymer Adding Rate (vs DS) 1.21.1Throughput(Kg-DS)160 80 Cake Solid(%)17.521.2Recovery Ratio(%)90.095.0

VOLUTE DEWATERING PRESSES-201 Reference- Sewage Treatment Plant (Direct from Oxidation Ditch)-Flow & Chart Chart Oxidation DitchSedimentationTankStorageTankReturn SludgeWASFlocculation TankThickening ZoneSludge CakeDesigned by Hi-RoseThickeningTank

Industrial Type Sewage Treatment PlantSludge TypeOD SludgeVolute ModelES-201Sludge SS Concentration4,100 mg/LSludge Flow Rate2.1 m3/hPolymer Adding Rate (vs DS) 1.5 % Throughput8.5 kg-DS/hCake Solid19.6 %Recovery Ratio98.7 %

VOLUTE DEWATERING PRESSES-303 Reference- Sewage Treatment Plant (Oxidation Ditch) -Flow & Chart Chart Oxidation DitchSedimentationTankStorageTankReturn SludgeWASFlocculation TankVolute CylinderSludge CakeDesigned by Hi-RoseThickeningTank

Industrial Type Sewage Treatment PlantSludge TypeOD SludgeVolute ModelES-303Sludge SS Concentration32,400 mg/LSludge Flow Rate6.8 m3/hPolymer Adding Rate (vs DS) 0.6 % Throughput203 kg-DS/hCake Solid19.1%Recovery Ratio90.1 %

VOLUTE DEWATERING PRESSES-101 Reference- Automobile Wrecker (Chemically Precipitated) -Flow & Chart Chart StorageTankFlow Control TankFlocculation TankSludge CakeDesigned by Hi-RoseSedimentationTankReactorTank

Industrial Type Automobile WreckerSludge TypeChemically PrecipitatedVolute ModelES-101Sludge SS Concentration10,200 mg/LSludge Flow Rate0.2 m3/hPolymer Adding Rate (vs DS) 1.1 % Throughput2.2 kg-DS/hCake Solid15.5%Recovery Ratio98.0 %

Note: Above charts are for your quick reference. Note: Please feel free to ask for further information.Other Applications Quick ReferenceType of SludgeType of IndustryDesigned by Hi-Rose

Private-Sector FacilitiesFood Manufacturing Processing Industry(Dairy Product, Soft Drink, Brewing, Mayonnaise, Souse, Confectionery, Bread, Meat, Fisheries, Noodle, Seasoning, Flour, Frozen Food, Sausage, Prepared Food, Slaughterhouse Others,,,)Chemical Industry(Industrial Chemicals, Cosmetic, Pharmaceutical, Textile, Others)Electronic Industry(printed circuit board, Others)SewageTreatment PlantQuantity of Waster to be treated(1,00010,000 m3/day)Rural Sewerage ProjectOthersLivestock IndustryLivestock Experimental StationDomestic Wastewater Treatment(Septic Tank, Buildings, Theme Parks)Others

Treatment MethodBiological Treatment, Dissolved-air Flotation, Coagulating Sedimentation, Membrane Separation, Mixed Sludge, Oxidation Ditch, Concentrated Sludge, Digested Sludge, Mixed Raw Sludge, Others

Japan Municipal Applications : 300Industrial Applications : 7201926 Nippa-cho, Kohoku-ku, Yokohama, Japan 223-0057Tel: +81 45 540 8580 Fax: +81 45 540 8588 Website : http://www.amcon.co.jp/englishClients in overseasAustralia, Canada, China, Czech Republic, Germany, Hong-Kong, Latvia, Netherlands, Russia, Slovakia, S. Korea, South Africa, Taiwan, Ukraine, USA, etcSqueeze Sludge, Squeeze Cost !! VOLUTE Units InstalledCurrently, 1020 units installed worldwide!!Overseas : 120: 900Designed by Hi-RoseContact Us