Cold wind cupola is based on the national machinery industry standards for manufacturing, absorbing foreign advanced technology, air supply by two rows of large spacing outlet, I produced the cold wind cupola get user acceptance of the majority of casting, such as when the wind Group, Shenyang Machine Tool Group, Wei Chai casting and other large enterprises have purchased and manufactured using my cold wind cupola five or more. Its technical characteristics are: cold cupola is my company in accordance with national standards of production machinery row conventional cupola, for single-shift production. Absorbing foreign advanced technology and the patented technology in the furnace structure, configuration, preferences, etc., to ensure that the excellent performance of the furnace. Performance exceeded industry standards. Cold wind cupola furnace with two rows of large spacing blowing air at room temperature, the new equalizing bellows ensure consistent air pressure, into the wind even and stable furnace conditions. Simple cold furnace structure, suitable for medium volume production workshop, with the implementation of electric and thermal insulation duplex melting to produce high-level casting. The company produces cold wind cupola in the country with thousands of users, some large companies, such as when the wind Group, Shenyang Machine Tool Group, Weichai Power Group and so the use of the company's cold wind cupola more than 5, product quality has been recognized by the majority of users .