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Comparison between the thermal efficiency of four series industrial boilers of ZOZEN

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Industrial boilers play an important role in today's economic and social development. All units that use steam and hot water as heat source require boilers. ZOZEN has four series boiler products which can meet the requirements of all walks of life. Apart from considering the price, the customers also pay attention to the thermal efficiency of gas-fired boilers, coal-fired boilers, biomass-fired boilers and thermal oil heaters.
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ZOZEN WNS series gas-fired(oil-fired) steam boilers
Capacity: 1 - 20 t/h
Pressure: 0.7 - 2 Mpa
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ZOZEN SZL series coal-fired steam boilers
Capacity: 4 - 35 t/h
Pressure: 1 - 2.5 Mpa
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ZOZEN YQ(Y)W series gas-fired(oil-fired) thermal oil heaters
Capacity: 700-14000 KW
Pressure: 0.8-1.0 MPA
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ZOZEN SZL series biomass-fired steam boilers
Capacity: 4 - 35 t/h
Pressure: 1 - 2.5 Mpa



Comparison between the thermal efficiency of four series industrial boilers of ZOZEN
Generally, customers purchase boilers after careful consideration. Customers are welcome to visit the production base of ZOZEN. After conducting a field inspection, customers can have an in-depth understanding about the scale and strength of the boiler manufacturer, as well as the characteristics and thermal efficiency of each series of boilers.
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High-quality boilers come from strong comprehensive strength
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Completed certificates & Large scale of production
ZOZEN is an A-grade boiler manufacturer and covers 120 thousand square meters of production area, equipped with first-class production equipment, passed the CE , EAC and IBR international quality system certifications. The company gained the " S " and " U " steel seal from ASME of US.
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Professional R&D team

ZOZEN has a top-level boiler R&D team, established school-enterprise cooperation with Xi'an Jiaotong University and Shanghai Jiaotong University, therefore, can customize the boiler system solution according to customer needs.
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Advanced technology & Over 50 patents
ZOZEN has always been pursuing technology-driven development. Through continuous improvement of the technology innovation system, ZOZEN has set the blanking digitization, automation of welding and assembly moulding standards and has realized specialized large-scale production of main components
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Strict quality inspection & 7 inspection procedures
ZOZEN has set up 7 process stop points from boiler production to loading, which are strictly controlled by different engineers to supervise each other with mutual independence, so as to find problems and solve problems in time.




High-efficient ZOZEN boilers obtain the trust of many enterprises around the world
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3.6 million kcal YQW series gas-fired horizontal thermal oil heater & waste heat boiler project in Ethiopia

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The quality of ZOZEN thermal oil heater was reliable. It was easy to operate. Equipped with an advanced control system, it could realize automatic operation.
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3.6 million kcal YQW series gas-fired horizontal thermal oil heater project in Kazakhstan

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The first batch of ZOZEN YQW series thermal fluid heaters and WNS series gas-fired steam boilers had entered the installation stage.
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35tph ZZ series mid-temperature and mid-pressure coal-fired steam boiler project in Bangladesh

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We had a pleasant cooperation with ZOZEN and were satisfied with the reliable boilers and one-stop service.
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20tph SZL series biomass-fired steam boiler project in Thailand

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ZOZEN successfully completed both the production and manufacture of boiler equipment but also the installation and commissioning work during the agreed delivery period.
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21tph customized SZS series gas-fired steam boiler in Bolivia

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At present, three sets of customized ZOZEN SZS series boilers had reached the UYUNI port and would enter the installation phase soon.
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4tph DZL series coal-fired steam boiler project in Indonesia

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After numerous inspections and investigations, we chose ZOZEN as the steam boiler supplier of our Indonesia branch.
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