Boiler burner refers to the burner used on the boiler, boiler burner is the most important equipment in the auxiliary engine of oil-gas boiler, boiler burner is mainly divided into oil burner and gas burner and dual fuel burner (also known as oil-gas dual burner), which can be divided into light oil burner and heavy oil burner, light oil mainly refers to diesel, Heavy oil refers to the heavy oil left after crude oil is extracted from gasoline and diesel. Gas burners can be divided into natural gas burners, city gas burners, LPG burners and biogas burners.