zozen boiler
Home Service FAQs Boiler basics What does the wet back steam boiler specifically mean?

What does the wet back steam boiler specifically mean?

16 Jun 2023

The term "wet back" refers to a type of steam boiler design where the combustion chamber is surrounded by water on all sides. In a wet back boiler, the combustion gases travel through the furnace and into the smoke tubes, which are immersed in water. The heat from the combustion gases is transferred to the water, which is then converted into steam.

 

The term "wet back" is used to distinguish this type of boiler from a "dry back" boiler, where the rear of the combustion chamber is exposed to air instead of water. Wet back boilers are typically more efficient than dry back boilers because they have more heat transfer surface area, which allows for greater heat transfer from the combustion gases to the water.

 

Wet back steam boilers are commonly used in a variety of industrial and commercial applications, including:

 

Manufacturing: Wet back boilers are frequently used in manufacturing facilities that require high-pressure steam for processes such as sterilization, drying, and cleaning.

 

Food and beverage production: Wet back boilers are commonly used in food processing facilities, breweries, and distilleries where steam is used for cooking, pasteurization, and other processes.

 

Chemical processing: Wet back boilers are used in chemical plants to generate steam for chemical reactions, distillation, and other processes.

 

Textile mills: Wet back boilers are used in textile mills to provide steam for dyeing, printing, and other processes.

 

Hospitals: Wet back boilers are used in hospitals to provide steam for sterilization, heating, and other applications.

 

Power generation: Wet back boilers are used in power plants to generate steam for turbines that produce electricity.

 

These are just a few examples of the many applications for wet back steam boilers. They are a versatile and reliable source of steam in a wide range of industries and settings.

 

ZOZEN Boiler is an enterprise specializing in the production of industrial boilers, and its WNS series wet-back gas-fired boilers are one of its representative works. This series of boilers adopts advanced combustion technology and wet-back design, and has the following features and advantages:

 

High efficiency and energy saving: WNS series gas-fired wet-back steam boiler adopts advanced burner and combustion control system, which can realize efficient and stable combustion, thus saving fuel cost.

 

Safe and reliable: The wet-back steam boiler adopts high-quality boiler materials and advanced manufacturing technology, which can ensure the safe operation of the boiler, and has multiple protection measures, such as water level protection, over-temperature protection, over-pressure protection, etc.

 

Easy to operate: WNS series wet-back steam boiler adopts intelligent control system, which is easy to operate and can realize automatic control and remote monitoring, thus improving production efficiency and management level.

 

Environmental protection and energy saving: WNS series wet-back steam boilers have low NOx emissions and meet national environmental protection requirements. At the same time, the customized thermal efficiency can be higher than 100%, which has energy-saving effects.

 

In short, wet-back steam boiler is an efficient, safe and reliable type of industrial boiler, and its advanced technology and design can meet the needs of various industrial production. The WNS series gas-fired wet-back steam boiler of ZOZEN is one of the best. Its advantages of high efficiency, energy saving, safety and reliability, easy operation, environmental protection, energy saving and good stability make it stand out among many industrial boilers and become a cost-saving boiler for many enterprises. A good helper for increasing efficiency. If you want to know more product information about wet-back steam boilers, you can consult ZOZEN Boiler engineers online.

Related FAQs View More
Related news View More
  • Another Success in Indonesia: ZOZEN Boiler Boosts Production and Efficiency for Palm Oil Mill
    On the edge of the tropical jungles of Sumatra, Indonesia, the hum of machinery blends with the scent of palm fruit, painting a busy picture of the local palm oil processing industry. As a key global production base, Indonesian oil processing enterprises have a high dependency on reliable thermal energy supply. Booming Oil Processing Industry in Indonesia Recently, Wuxi ZOZEN Boiler Co., Ltd. ("ZOZEN Boiler") successfully delivered and commissioned a 15 t/h SZL series coal-fired steam boiler...
    03 Feb 2026
  • ZOZEN Gas Hot Water Boilers: The High-Efficiency Core Powering Clean Heating Projects in Northern China
    As clean heating upgrades continue to accelerate across northern China, high-efficiency and environmentally compliant heating equipment has become essential to ensuring winter heating security while supporting the country’s carbon reduction goals. In Tianjin, several large district heating companies have independently selected the same core solution — the ZOZEN SZS series gas-fired hot water boiler — delivering stable heat throughout the winter while contributing to improved ai...
    27 Jan 2026
  • ZOZEN Boiler Empowers the Rare Earth Capital High-Quality Development with High-Efficiency Thermal Oil Solutions
    The Regulations on the Administration of Rare Earths, effective from October 1, 2024, are accelerating the rare earth industry’s standardized and intensive transformation under the framework of resource protection, compliant governance, and green development. As demand for rare-earth permanent magnet materials from sectors such as new energy vehicles, wind power, and intelligent manufacturing stabilizes and improves, industry sentiment is rebounding. As the “World Capital of Rare Ear...
    20 Jan 2026

Find the Right Boiler For You

Name *

Email *

WhatsApp/WeChat

Products

Power/Capacity