The SDHL-Waelz Process

Today, steel scrap recycling is of great significance as a crude steel source to preserve natural resources and protect the environment. The SDHL Waelz process is our patented process technology to service and treat the hazardous waste “steel dust” generated by mini-mills using EAF technology to recycle steel scrap.

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The Plasma Process

The stainless steel mill dust, scales and other chromium- and nickel-containing production residues are delivered in containers and big bags by barge, rail or truck and routed to an intermediate storage.

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The Submerged Arc Furnace Process

The stainless steel mill dust, scales and other chromium- and nickel-containing production residues are delivered in containers and big bags by barge, rail or truck and fed to an intermediate storage.

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Processes for the Galvanization Residues

For the recycling of zinc-containing residues, Befesa Zinc Óxido S.A.U. operates two plants in the region of Bilbao, Spain.

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