zozen boiler
Home Media News Latest news 7 mw condensing hot water boiler, ZOZEN SZS series boiler adopts the flue gas backflow technology

7 mw condensing hot water boiler, ZOZEN SZS series boiler adopts the flue gas backflow technology

09 Apr 2021
ZOZEN BOILER has fully resumed production

Facing the challenges in 2020 which is the final year of the country’s three-year Blue Sky Protection Campaign, ZOZEN Boiler, as a benchmark enterprise in the domestic industrial boiler field, will continue to research and develop the eco-friendly boilers, which can promote the “coal to gas” policy in the Beijing-Tianjin-Hebei region and surrounding areas.

With excellent product quality and comprehensive customized services, ZOZEN Boiler has opened up the new overseas market of Moldova, has become a partner of Granit Unic, a well-known enterprise in the building materials industry, and has formed a good market reputation in the Russian-speaking regions.

7 mw condensing hot water boiler, ZOZEN DZL series coal-fired steam boiler has sufficient output and high thermal efficiency. The boiler is packaged with a compact structure, so it has relatively low construction costs. The boiler is a horizontal three-pass water and fire tube chain grate boiler. In the single drum with a longitudinal layout, threaded smoke tubes from the convection heating surface, while the boiler drum and water-cooled walls on both sides form the radiation heating surface in the furnace. The boiler thermal efficiency can reach 82% and above.

7 mw condensing hot water boiler, Increase stoker availability of stoker, guarantee boiler safely running. ZOZEN biomass-fired fuel has another character, which is high volatility and low ash content. After combustion, there is almost no ash left on the stoker, so stoker should adopt proper high temperature resistance material to work under high temperature radiation.

At present, the blanking rate of ZOZEN's sheet metal has reached more than 80%, and a large-scale welding and assembly process revolution has been performed. Mechanical automatic welding is used to realize the assembly mold, and gradually reduce the traditional processing methods of scribing assembly and eliminating scribing errors. Meanwhile, the company's use of advanced measurement and testing equipment also provides a strong guarantee for manufacturing high-quality products.

The textile industry is a great energy consumer. As an important heat source equipment on the production line of textile enterprises, the steam boiler system can directly affect the textile quality and economic benefits of enterprises. Hebei Xindadong Textile Co., Ltd. began to implement an international industrial expansion strategy in 2013 and established a production base in Vietnam. ZOZEN Boiler customized the SZL series coal-fired steam boiler system for the company based on the local situation in Vietnam and actual demands of the production line. This kind of boiler has high efficiency, strong overload capacity and wide fuel adaptability.

After the golden period of rapid development, China’s equipment manufacturing industry is undergoing a transformation and upgrading. ZOZEN also conforms to the trend of the times and welcomes the reform. ZOZEN thinks that innovation may not mean the new products, but more accurately a concept. The innovation of product, management and system is to keep the development vitality of enterprise and provide higher quality and standards for the industrial boiler industry.

Related news View More
  • From the Andes to São Paulo: How ZOZEN Boiler Is Expanding Its South American Industrial Footprint
    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
  • World Cup Spotlight on the Americas: How a Chinese Boiler Reached an Overseas Production Line
    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
  • A Long-Run Story of an Old Boiler: ZOZEN WNS Series Gas-Fired Boiler Operating for 16 Years
    At the production site of a pharmaceutical company in Shanghai, a ZOZEN gas-fired steam boiler commissioned in 2010 has been operating steadily for 16 years. For this established pharmaceutical company, founded in 1995, the steam system is closely related to production rhythm, process coordination, and on-site operation support. Whether the equipment can maintain stable operation over the long term directly affects the continuity of daily production. Time is a practical test, and the continuous ...
    07 Jul 2026

Find the Right Boiler For You

Name *

Email *

WhatsApp/WeChat

Products

Power/Capacity