Regardless of the type of boiler equipment, it needs to release heat energy after combustion to promote the normal operation of the boiler, and this is no exception for oil and gas boilers.
In oil-fired and gas-fired boiler equipment, whether the fuel is completely combusted is critical to the operating efficiency of the boiler. If the fuel burns more fully, the calorific value released is higher, which will also improve the overall operating efficiency of the boiler after it is passed to the boiler. So, how to ensure that the fuel of the oil-fired gas boiler can be completely burned? Let the technical engineer of Zhengzhou Fangkuai Boiler Factory tell you the answer.
First of all, we need to understand what it means to completely burn fuel.
After the combustible components in the fuel are burned, all combustion products that can no longer be oxidized, such as CO2, SO2, H2O, etc., are called complete combustion.
If there is complete combustion, there will be incomplete combustion. If the fuel is incompletely burned, it will inevitably cause the boiler operating efficiency to decrease.
Incomplete combustion means that part of the combustible components in the fuel does not participate in the combustion during the combustion process, or although combusted, there are still combustible gases CO, H2, CH4, etc. in the generated flue gas, which is called incomplete combustion.
After everyone fully understands the meaning of full combustion and incomplete combustion of fuel in oil and gas boilers, it is possible to prescribe the right medicine to solve the problem of incomplete fuel combustion.


Recently, Zhengzhou Fangkuai Boiler Sales Co., Ltd. traveled to Dhaka, the capital of Bangladesh, to attend the Bangladesh International Textile, Knitwear & Garment Industry Exhibition (BTKG 2026). It showcased industrial thermal equipment and system solutions adapted to the whole process of textile printing and dyeing, actively expanding the South Asian market.
Bangladesh is an important global producer and exporter of textiles and garments. As a pillar local industry, the textile sector has long-term and strong demand for high-efficiency, stable and energy-saving industrial boilers and thermal equipment, with broad market potential. This exhibition participation is an important measure for Zhengzhou Fangkuai Boiler Sales Co., Ltd. to advance its internationalization strategy and further explore overseas markets.

Relying on its technological accumulation and manufacturing advantages in the field of thermal energy equipment, the company provides targeted thermal energy solutions for local textile, printing and dyeing, garment manufacturing and other industries, helping enterprises improve production efficiency and reduce operating costs. In the future, Zhengzhou Fangkuai Boiler Sales Co., Ltd. will continue to focus on overseas market demands, continuously optimize its product and service system, facilitate the high-quality development of the global textile industry with professional and reliable products, and steadily enhance the brand’s competitiveness and influence in overseas markets.

Trust stems from quality
At the beginning of the new year, Fangkuai Boiler and a leading domestic new energy company have reached another important cooperation, successfully signing an order for a total of 500 steam tons.




