Suzano will modernize five electrostatic precipitators (ESPs) for recovery boilers at its Aracruz plant in Espírito Santo, Brazil, according to the technology supplier Andritz.

The contract covers a complete upgrade of the ESPs for recovery boilers A and C, including new Switched Integrated Rectifier technology, replacement of precipitator internals, installation of new ash handling systems, and other electromechanical installation services.

The modernization targets improved ESP reliability and availability, with enhanced performance enabling recovery and recycling of chemicals while maintaining emissions within applicable limits.

The order was included in Andritz's Q4 2025 intake. No order value was disclosed. Startup of the final upgraded precipitator is scheduled for the Q2 2027.