Pet food production

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Pet food production

The plant processes a variety of organic ingredients including chicken, beef, lamb, vegetables, and rice into specially formulated pet food products.

Plant wastewater largely comes from washing raw ingredients and sanitizing process equipment. It carries varying concentrations of oil and grease, and has a weekly surge of wastewater with high pH from the use of cleaning chemicals.

The delivered wastewater treatment solution included a preliminary screen, equalization (EQ) tank, chemical dosing equipment, pipe flocculator, DAF unit, and sludge holding tank, along with all necessary ancillary controls, monitoring systems, pumps, and access platforms to provide a complete installation. From purchase to start-up, the project was completed within 12 weeks.

Equipment supplied

  • Rotary drum screen

  • 75.7 m³ gal EQ tank

  • PCL-5 DAF

  • F-3 flocculator

  • Stainless steel platform

DAF sizing calculations


Design parameters Discharge requirements
Flow 416.4 m³/d
TSS 350 mg/l300 mg/l
FOG 900 mg/l150 mg/l
BOG 450 mg/l300 mg/l