Iron and Steel WATER TREATMENT SOLUTIONS

For iron and steel smelting and steel rolling process, water is an vital fluid, which can heat, cool, lubricate, condition and act as a solvent that transports substances and impurities. The quality of water will affect the quality of steel.Huafu provides solutions for the steel industry that ensure reliable production continuity and help reduce environmental impact.

Iron and Steel

INNOVATIONS THAT IMPROVES EFFICIENCY FOR OUR PARTNERS
Huafu has accumulated extensive knowledge and experience in the steel industry and can provide pre-designed and customized systems from a single module to the entire plant.Huafu's innovative solutions can effectively improve the effect and efficiency of water treatment.We have successfully developed and implemented many site-specific new technologies and processes, including:
● Hot rolling circulating water treatment system solution 
● Oily sewage treatment solution
● Water-reclaim technologies. 

 

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Downloadable Resources

Iron Steel Industry-Pond® advection flotation device of Angang hot-rolled strip 1780 line advection pool renovation project


The 1780 line sedimentation tank unit in the hot-rolled turbidity ring water system of Angang Group has a treatment capacity of about 10,000m3/h and a daily treatment scale of about 240,000m3. After the treatment of the new air flotation system, the average dry base oil content of iron sludge in the slag tank of the sedimentation tank is not more than 5%. Water quality assurance at the outlet of the sedimentation tank: suspended solids ≤ 40mg/l, oil ≤9mg/l.

Technology Solutions

Pond®advection flotation device


Pond ® It is a new type of high-efficiency wastewater treatment device, which comprehensively applies the principles of sedimentation and flotation. It can realize solid-liquid separation and liquid-liquid separation at the same time, significantly improving the efficiency and precision of conventional gravity separation process, and the removal rate of petroleum and solid suspended solids exceeds 90%. This device is especially suitable for strengthening the separation function of the existing sedimentation tank.

Dissolved air system


The anti-blocking release device treated by special process has the characteristics of self-cleaning, non-blockage, good anti-corrosion performance and high efficiency, and does not require any special debugging and maintenance during operation; The unique and efficient dissolved air device design realizes fast and sufficient air-water mixing without filler through high-speed and high-pressure air-water contact, with a residence time of 15 seconds, shortening the dissolved gas time and avoiding blockage. The high-efficiency dissolved gas efficiency is as high as 99%, and the gas release rate is as high as 98%. The dissolved air effect is remarkable, the content of fine bubbles is large, the water treatment effect is good, and the microbubbles improve the effect of oil and SS when they are efficiently adsorbed with suspended particles. The automatic control system and easy installation and maintenance make it a true "fully automatic and efficient" processing system.

The horizontal tank of inclined plate precipitation


ACPI type high-efficiency inclined plate oil remover is a new type of high-efficiency oil-water-solid three-phase separation device. The structure of the product is reasonable, so that the advantages of shallow pool theory have been brought into play, is another leading product of our company after air flotation, the product can be widely used in various types of oily sewage treatment field. The equipment has high processing efficiency, small footprint, safe and stable operation, impact resistance, simple operation, small operation and maintenance workload, convenient sludge discharge and oil collection, easy to realize automatic control, and can replace the traditional grease trap and settling tank.