Refinería de Zinc de Cajamarquilla

The Cajamarquilla Refinery is the first refined zinc producer in Peru

Project description:


It is located 24 kilometers east of the city of Lima, near the town of Chosica. It is currently the main refinery of its kind in Peru and one of the most important in the world. Meeting the milestones before the deadline, saving and controlling materials, as well as the commitment of the team involved allowed us to deliver a successful project for the client.


Our services include: 


  • Construction of the roasting and sulfuric acid plant, cell house building, indium refinery, tanks and Stebbins thickeners, among others. Includes pre-commissioning, commissioning and commissioning work.

General information

  • Client: Votorantim Metais
  • Location: Lima, Peru
  • Period: 2007 – 2009

Main data

  • Plant Capacity: Expansion from 160,000 to 320,000 t / day
  • Concrete: 26,000 m³
  • Structure Assembly: 2,100 t
  • N° of MH: 1.4 MM

Important figures

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