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Columbia Chemical is a world leader in developing surface finishing additives. Proud to be 100% employee-owned, our innovative R&D, quality manufacturing, and industry-leading customer service and technical support have defined us for more than four decades.
Since 1954 EPI has been leading the way with electroplating processes and blackening processes.EPI offersalkaline non cyanide copper and silver plating processes for aerospace industries. We offer hot, mid and room temperature blackening processes for manysubstrates. Rust preventives, cleaners.
Validating and monitoring applicator processes worldwide. Ensuring they consistently meet pre-defined QPS standards and agreed technical requirements
