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How does a twin-shaft paddle mixer achieve precise mixing of wet materials?

Date:2025-06-12

In modern industrial production, mixing of dry materials involving the addition of a large amount of liquid has always been a key link in material handling. The twin-shaft paddle mixer - SSHJ, with its unique structure designed specifically for the mixing of such materials, especially the precise configuration of two sets of liquid nozzles, provides an efficient solution to the problem of mixing wet materials and has become the core equipment for precise mixing in many industries.

The design concept of the twin-shaft paddle mixer - SSHJ deeply meets the needs of mixing dry materials with a large amount of liquid. When traditional mixers handle such materials, they often suffer from problems such as poor mixing effect and unstable batch quality due to uneven liquid addition. The twin-shaft paddle mixer - SSHJ optimizes the contact mode between liquid and dry materials from the source. The layout of its two sets of liquid nozzles has been verified by fluid mechanics simulation and engineering practice to form a spray network covering the entire mixing chamber. When the dry material is fluidized under the stirring of the biaxial blades, the liquid evenly penetrates into it in the form of mist, achieving instant and full contact, effectively avoiding the local aggregation of liquid or agglomeration of dry materials.

From the perspective of equipment structure innovation, the two sets of liquid nozzles are not simple additional devices, but precision components deeply integrated with the stirring system. The nozzle adopts special anti-clogging materials and corrosion-resistant coatings, which can adapt to various liquid additives with different chemical properties, from viscous nutrient pastes to highly corrosive chemical solvents. The atomizing nozzle of the nozzle is specially designed to change the size of the atomized particles by adjusting the air pressure and liquid flow rate to meet the requirements of different materials for the degree of liquid infiltration. When processing pharmaceutical raw materials with extremely high requirements for liquid dispersion, the nozzle can refine the liquid to micron-level particles, so that each particle surface of the dry material can evenly absorb the liquid components, creating ideal conditions for the subsequent mixing process.

During the stirring process, the motion trajectory of the biaxial blades forms a dynamic synergy with the spray direction of the liquid nozzle. The twin-shaft paddles run at a unique staggered angle and speed, forming a complex three-dimensional turbulent field in the mixing chamber. The mist liquid sprayed from the liquid nozzle is rapidly diffused to the entire mixing space under the action of turbulence. This dynamic interaction process between liquid and material greatly shortens the mixing time and significantly improves the mixing uniformity. Even for material systems with large density differences, the liquid can be evenly wrapped on the surface of each dry material particle with the help of the shear force and diffusion force of turbulence, avoiding uneven mixing caused by gravity stratification or inertia differences.

The two sets of liquid nozzles of the twin-shaft paddle mixer - SSHJ also provide the possibility for intelligent and refined control of the production process. Through the integrated automatic control system, the liquid flow rate, spray pressure and other parameters of the nozzle can be automatically adjusted according to the preset program or real-time monitoring data. In the food processing industry, when producing nutritional powders with different formulas, the system can accurately control the spray volume of the nozzle according to the proportion of liquid additives in the formula, which can not only ensure the stability of product quality, but also reduce errors and material waste caused by manual intervention. At the same time, the detachable design of the nozzle facilitates daily cleaning and maintenance, reduces the risk of cross-contamination caused by residual materials, and meets the strict hygiene standards of the food, pharmaceutical and other industries.

Twin-shaft paddle mixer - SSHJ The two sets of liquid nozzles designed for mixing dry materials with a large amount of liquid have fundamentally revolutionized the mixing process of wet materials. Through structural innovation, fluid dynamics optimization and intelligent control, it achieves precise contact and efficient mixing of liquid and dry materials, providing solid technical support for the high-quality and high-efficiency development of wet material mixing in industrial production, and has become a landmark product in the field of modern industrial mixing equipment.

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