Soap Stock Drying Systems

Soap Stock Drying Systems

Soap stock is retrieved from alkaline neutralization of the crude soybean oil. Soap stock contains of water, soap, neutral oil, phosphatides and unsaponificable matter. Its composition depends on seed quality, oil extraction and refining conditions. Soap stock is the least valuable by-product from oil processing.

The excellence of the finished product is largely dependent on the effectiveness and quality of soap stock drying systems in the ever-changing world of soap production. In the post-production stage, when the raw soap stock—which is made up of different fatty acids and oils—needs to be efficiently dried to obtain the appropriate consistency and qualities for additional processing or packing, a soap stock drying system is crucial. Modern soap stock drying systems are made to manage the complexities of this procedure, guaranteeing best outcomes.

By utilizing modern technology, soap stock drying systems nowadays increase productivity and lower expenses. For the purpose of removing moisture from the soap supply, these systems usually combine mechanical and thermal approaches. In order to enhance drying performance, popular parts of these systems include heat exchangers, rotary dryers, and fluidized bed dryers. The heat is transferred to the soap stock by heat exchangers, and then it is distributed evenly by rotary and fluidized bed dryers to ensure even drying and avoid clumping or uneven texture.

The capacity of modern soap stock drying systems to achieve high drying rates with low energy usage is one of its main benefits. These systems minimize the energy needed for drying by accurately regulating airflow and optimizing the heat transfer process. This results in cheaper operating costs and a lesser environmental impact. Furthermore, automatic controls and monitoring capabilities that enable real-time adjustments and guarantee constant product quality are a feature of modern systems.

In the process of making soap, quality control is crucial, and the qualities of the finished product are directly impacted by an effective drying system. In addition to eliminating extra moisture, efficient drying aids in giving the soap stock the proper stability and texture. By doing this, the soap’s performance and shelf life are protected from being impacted by being either too soft or too brittle. Manufacturers can make soap stock that satisfies diverse market requirements and fulfills high standards by tightly controlling the drying process.

Moreover, adaptability is a key consideration in the design of contemporary soap stock drying systems. They can adjust to various production sizes, from small batch processes to large-scale industrial operations, and handle a broad variety of soap stock formulas. Because of their adaptability, firms are able to quickly adapt their production lines to shifting market demands and new product improvements.

Soap stock drying systems improve drying times and add to a facility’s overall sustainability. This is especially true when they are integrated into manufacturing facilities. Energy recovery and waste minimization are included into many systems, which further reduces their environmental impact and complies with modern industry standards for sustainability.

There are two major soap processing systems based on not-extracted and extracted glycerine
  1. Not-extracted glycerin processes
  2. Extracted glycerin processes
Not-extracted glycerin processes:
Soap with Included Glycerin (SWING)
  • Integrated saponification and drying
  • Semi-boiled
Extracted glycerin processes:
Soap After Glycerin Extraction (SAGE)
  • Continuous saponification
  • Full boiled
The soap stock production line starting from soap noodles includes: the mixing agitator, three-roller mill, vacuum plodder, soap stock stamping machine, chiller, conveyors, etc. It is an automated assembly line. Simple operation, high working efficiency, and fewer labours. Only the feeding and the soap-collection need manually operation.

Features of Soap Stock Drying Systems

  • Reduced Steam Consumption.
  • Recirculation of Acidic Water to reduce the usage of Mineral Acid.
  • Longer Functional Life
  • Better Acid Oil Yield with Better Product.
  • Very Less Acidic Fumes generated which are negligible.
  • Environmental Friendly when operated with care and proper norms.
KERONE is pioneer in application and implementation engineering with its vast experience and team of professionals. KERONE is devoted to serve the industry to optimize their operations both economically and environmentally with its specialized heating and drying solutions.

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