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Continuous mixing for chemicals

Chemical production demands precise control over ingredient dispersion, thermal management, and material compatibility, while ensuring operator safety and preventing contamination. Continuous mixing delivers consistent, reproducible results at industrial scale, reducing variation, processing time, and cleaning downtime compared to traditional batch methods.

Mixing chemicals: definition & application

Definition 

Chemical products encompass a wide range of industrially manufactured formulations such as powdered detergents, liquid or solid fertilizers, polymer resins, catalytic agents, adhesives, sealants, and specialty chemicals. These formulations may be reactive, abrasive, corrosive, or hygroscopic and often contain both active and carrier substances. They are engineered for performance, consistency, and stability with strict requirements for material handling, dosing precision, and environmental safety.

Application in industrial mixing

In the chemical industry, mixing is a key operation used to combine solids, liquids, or gases into uniform mixtures prior to downstream processing such as extrusion, granulation, drying, or packaging. Depending on the formulation, industrial mixing must accommodate high-viscosity masses, abrasive solids, volatile compounds, or exothermic reactions. Mixing systems must be designed for operational safety, containment, and material compatibility, while ensuring a homogeneous end product with minimal batch-to-batch variation.

Characteristics of chemical masses in industrial mixing

Ingredient complexity

Chemical formulations often include powders, slurries, oils, or solvents, with varying viscosity, reactivity, and solubility. Effective mixing requires controlled dispersion, emulsification, or suspension. The system must avoid localized concentration of actives, which can trigger unwanted reactions.

Material compatibility

Mixing chambers must be compatible with chemically aggressive or abrasive materials to ensure long-term operational safety and equipment integrity. Surfaces must resist corrosion, pitting, or buildup. The choice of construction materials depends on the chemical profile of the formulation.

Thermal and energy control

Some formulations generate or absorb heat during mixing. Others are temperature-sensitive and degrade or volatilize at elevated temperatures. Continuous mixers must allow for energy input regulation and offer integrated temperature control to prevent runaway reactions or degradation.

Powder handling

Many dry chemical ingredients have poor flowability or exhibit dusting, caking, or static charge. Industrial mixing must incorporate dust-tight handling, precise dosing, and mixing geometry that minimizes agglomeration while preventing ingredient segregation.

Scalability and consistency

Chemical formulations are often produced at large scale and require continuous, reproducible output. Mixers must maintain homogeneity at high throughput levels while supporting automated recipe management and in-line quality control.

Mixing challenges & our solutions

Common challenges

  • Segregation or layering of powders with differing densities
  • Incomplete dispersion of active agents or catalysts
  • Thermal hotspots causing reaction acceleration or degradation
  • Corrosion or material wear due to aggressive components
  • Dust containment and explosion risk 
  • Cross-contamination between reactive or incompatible formulations

Sobatech mixing advantages

  • Ensures uniform blending of solids and liquids through precise dosing and high-efficiency mixing
  • Features a closed, dust-tight system that promotes safety and minimizes contamination risks
  • Integrates inline thermal control using jacketed mixers and optional cooling circuits to manage exothermic reactions
  • Supports automated recipe management for efficient product changeovers and reduced manual handling
  • Delivers consistent product quality with continuous process monitoring and control

Do you have any questions? Contact us!

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Reach out today to discover how our continuous mixing systems can enhance your production process.