Introduction
In the food processing industry, boilers play a crucial role in various operations such as steam generation for cooking, sterilization, heating, and cleaning. As the food industry continues to grow, there is an increasing demand for high-efficiency and energy-saving boilers that can meet strict production standards while promoting sustainability. The need for modern boilers has been steadily rising, as manufacturers seek cost-effective and environmentally friendly solutions to meet production demands and reduce energy consumption. The types of boilers used in the food industry are essential to optimizing production efficiency and ensuring that food processing plants run smoothly.
The types of boilers used in the food industry vary based on operation size, energy needs, and environmental considerations. Fire tube boilers, common in smaller-scale facilities, are cost-effective and easy to maintain but have lower efficiency compared to other options. Water tube boilers, ideal for larger operations, offer high efficiency and can handle higher pressures, making them suitable for large food processing plants. Electric boilers are an environmentally friendly choice, emitting no pollutants and providing controlled steam output, typically for smaller applications. Lastly, biomass boilers, fueled by renewable materials like wood chips and rice husks, are gaining popularity in the food industry due to their sustainability, cost-effectiveness, and reduced carbon footprint.ZOZEN’s DZL and SZL series biomass-fired steam boilers are excellent examples of cutting-edge technology designed to meet the energy demands of the food industry, offering high thermal efficiency, reduced operating costs, and compliance with stringent environmental standards. Let’s take a closer look at these advanced biomass boiler models and how they cater to the food industry’s evolving needs.
Product Overview: ZOZEN Biomass-Fired Steam Boilers
DZL Series Biomass-Fired Steam Boiler

Thermal Capacity: 2-10 t/h
Working Pressure: 1-2.5 MPa
Outlet Temperature: 170-225°C
Thermal Efficiency: >83%
Advantages:
The DZL series biomass-fired steam boiler is designed for smaller to medium-sized food processing plants. With an optimized design that ensures efficient heat transfer through strategically placed components and threaded smoke tubes, this boiler provides reliable and consistent performance. Its high thermal efficiency ensures that energy consumption is minimized, offering a cost-effective and sustainable heating solution for food manufacturers.
SZL Series Biomass-Fired Steam Boiler
Thermal Capacity: 6-35 t/h
Working Pressure: 1-2.5 MPa
Outlet Temperature: 184-350°C
Thermal Efficiency: >86%
Advantages:
The SZL series is designed for larger-scale food processing operations. Its broad fuel compatibility allows it to burn biomass pellets, rice husks, wood chips, corn cobs, sawdust, and other organic materials. The efficient combustion system, including the ZOZEN chain grate and independent air bin, ensures thorough fuel combustion, maximizing energy utilization. Additionally, densely arranged water-cooled walls in the furnace increase the radiation area, resulting in higher thermal efficiency and enhanced heat transfer.
Both the DZL and SZL series biomass-fired steam boilers provide exceptional performance for food industry applications, meeting the industry’s growing need for eco-friendly, energy-efficient solutions.
Case Study: ZOZEN Biomass Boilers in Spain
Recently, ZOZEN Boiler successfully exported two sets of steam boiler equipment to Spain, providing two efficient and environmentally friendly biomass-fired steam boilers to a local agricultural and sideline product processing plant. This project illustrates how ZOZEN’s biomass boilers can meet the production needs of food manufacturers while promoting sustainable energy utilization.
Project Requirements:
The customer in Spain required a steam boiler solution that would meet their production capacity requirements and comply with the strict European environmental protection standards. As the customer’s production scale grew, so did their energy demands, prompting the need for a reliable, high-efficiency steam boiler system.
Main Equipment:
4-ton Biomass Steam Boiler: The primary boiler uses oat shells as fuel, a renewable and low-pollution source that aligns with Europe’s renewable energy promotion policies. Its high thermal efficiency and low emissions meet European standards for environmental protection, ensuring a clean production process.
1.5-ton Diesel Steam Boiler: The backup boiler ensures uninterrupted production during maintenance or boiler failure, ensuring the plant operates smoothly at all times.
Customized Solutions: The system includes a lock hopper to prevent backfire and maintain stable boiler operation, as well as fans and pumps to improve the efficiency of the entire system. Speed control boxes and frequency conversion technology further optimize energy use and reduce consumption.
This case exemplifies the capabilities of ZOZEN’s biomass-fired steam boilers, providing reliable, efficient, and environmentally friendly solutions to the food industry.
ZOZEN’s Strengths and Product Advantages
ZOZEN is one of China’s premier modern boiler manufacturers, known for its innovative solutions and commitment to quality. The company employs the latest automated and digital equipment to maintain the highest standards of production. ZOZEN’s extensive stock of semi-finished products and strong relationships with suppliers enable quick delivery, with a lead time as short as 30 days.
At ZOZEN, customer satisfaction is at the heart of everything we do. With a focus on reliability, integrity, and sustainability, we offer tailored solutions that meet the specific needs of our clients in the food processing industry.
Conclusion
The types of boilers used in the food industry are essential for the efficient and sustainable operation of food processing plants. As the demand for energy-efficient and environmentally friendly solutions grows, the adoption of biomass-fired steam boilers has increased, making them one of the most popular types of boilers used in the food industry today. ZOZEN’s DZL and SZL series biomass boilers offer high thermal efficiency, broad fuel compatibility, and low environmental impact, providing food manufacturers with a reliable, cost-effective energy solution.
By choosing ZOZEN, food manufacturers can ensure that their operations are powered by cutting-edge, sustainable technology. As the demand for efficient and green energy solutions continues to rise, ZOZEN is committed to providing tailored biomass-fired steam boilers that meet the diverse needs of the food industry.
If you are looking for one of the most efficient and environmentally friendly types of boilers used in the food industry, contact ZOZEN today to learn more about our products and get a personalized quote. Let us help you achieve a more sustainable and cost-effective future for your food processing operations.
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