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Do you have some catalytic converters? 
Let us recycle them in the most efficient and eco-friendly way.

Dowa Metals & Mining America INC. (DMMA) has been playing a key role in converter recycling in Americas since 2016. Our office in Burlington, New Jersey is equipped with de-canning machines and a lab, and we are a subsidiary of Dowa Metals & Mining Co., Ltd. based out in Japan. DOWA group, established back in 1884 as a mining company, owns integrated smelting facilities in Kosaka. This makes DMMA competitive in the market ensuring the top level customer satisfaction.

DOWA Metals & Mining America

What We Buy

Regular Gas Catalyst

Diesel Catalyst

Metal Honeycomb / Foil

Industrial Catalyst