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2026-09-11 05:27:22 -

Lined Valves in Pulp & Paper Mills: Uses & Selection Guide

A pulp and paper mill runs on chemistry as much as it runs on fiber. Chlorine dioxide bleaches the pulp, caustic soda washes it, sulfuric acid and sodium chlorate feed the bleach generation plant, and black liquor carries dissolved lignin back to the recovery boiler. Every one of these streams is corrosive enough to attack an unprotected valve body within months. Lined valves — carbon...

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