central heating oil boiler, ZOZEN shows the schematic diagram of WNS series gas-fired three-pass steam boiler
ZOZEN Boiler (Wuxi) is located along the coast of the beautiful Taihu Lake. It covers an area of 120,000 square meters and has a registered capital of 127 million yuan. It is an AAA credit rating enterprise and a high-tech enterprise in Jiangsu Province; and it has an annual production capacity of 2,000 industrial boilers and 25,000 tons of steam.

ZOZEN WNS series gas-fired (oil-fired) boilers are wetback fire-tube boilers with a two-pass or three-pass design. It uses threaded smoke tube for heat transfer and manages to achieve a thermal efficiency up to 98%. The economizer is installed at the tail of boiler, giving the boiler a compact size. Meanwhile, sound automatic control system enables unattended operation.

ZOZEN Boiler has invested a lot of technical force in improving boiler’s energy-saving performance. The structure and operating principle of organic heat carrier boiler cause that the exhaust gas temperature at its end is around 300°C and result in a huge waste of heat energy. In order to reduce heat loss, ZOZEN technicians add a variety of energy-saving devices at the end of boiler’s flue gas duct to improve the overall thermal efficiency of organic heat carrier boiler through the recovery and utilization of high-temperature flue gas, which helps many companies to achieve the goal of energy saving and consumption reduction, central heating oil boiler.
In terms of pre-welding treatment, ZOZEN can be said to keep improving. The three processes of grinding and rust removal, edge milling, and vertical chamfering eliminate a large number of blowholes in the weld and ensure welding quality.
central heating oil boiler, Due to a good market reputation, ZOZEN Boiler has also become the heat source equipment supplier of Bashi Chuanzhen Agriculture and Development (Yiliang) Co., Ltd. After the completion of the plant, ZOZEN DZL series biomass-fired boiler will provide the steam heat source for the processing of bamboo shoots and Chinese red pepper. In addition to the biomass-fired boiler proper, there are also a series of supporting auxiliary machines such as feeding system, steam distributor, slag discharger, economizer, wet scrubber, etc. to ensure the emission of boiler exhaust gas can meet the environmental protection requirements, so as to help Bashi Chuanzhen Agriculture realize the high-quality development.
ZOZEN has proved its competitive advantage with its high product quality. In the future, ZOZEN will spend more time and energy on the innovation of gas-fired boilers, and capture more market share, central heating oil boiler.
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In recent years, Wuxi ZOZEN Boilers Co., Ltd. (“ZOZEN Boiler”) has continued to develop the domestic and overseas industrial boiler markets. With stable and reliable product quality, comprehensive technical services, and sound brand reputation, its products have been widely applied in various industries, including food, chemical, textile, paper, pharmaceutical, and new energy industries, and have been exported to multiple countries and regions worldwide. As the brand influence of ZO...27 Jul 2026 -
South America is rich in agricultural and energy resources and has a diverse manufacturing base. Industries such as papermaking, packaging and sugar processing are upgrading their production equipment as market and environmental requirements evolve. For these companies, a boiler is more than a steam source. Its performance affects production continuity, fuel consumption, process quality and emissions management. Through projects in Venezuela, Brazil and Ecuador, ZOZEN Boiler has continued to ex...21 Jul 2026 -
As the 2026 FIFA World Cup brings the United States, Mexico and Canada into the international spotlight, attention is once again turning to the cities, industries and communities across North America. Away from the stadiums, manufacturing plants, beverage production lines and automotive component facilities continue their daily operations, providing steady support for local economies. ZOZEN Boiler’s WNS Series Serving Industrial Projects in North America In these less visible parts of ...14 Jul 2026
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