Catalytic converter is a part of automobile exhaust system. Catalytic conversion device is an exhaust purification device that uses the function of a catalyst to convert CO, HC, and NOx in exhaust gas into gases that are harmless to the human body. It is also called a catalytic converter. The catalytic conversion device converts the three harmful gases of CO, HC, and NOx in the exhaust gas into harmless gases such as carbon dioxide, nitrogen and Hydrogen and water.
According to the purification form of the catalytic converter, it can be divided into oxidation catalytic converter, reduction catalytic converter and three-way catalytic converter.