Serrano foodtech

Fourth range vegetable washing and packaging lines

These lines are used to process fresh vegetables so that they are ready for direct consumption, without the need to be previously cooked.

Some of the most common stages of a fourth range vegetable processing line are:

  1. Reception and selection: Fresh vegetables are received at the processing plant and undergo an initial inspection to eliminate spoiled products.
  2. Washing: Vegetables are washed in water or disinfectant solutions to remove soil, pesticides and other surface contaminants.
  3. Peeling and cutting: Depending on the type of vegetable, some vegetables may require peeling or cutting. This is done with specific machines that can peel, slice, strip or dice, and shape the vegetables according to needs.
  4. Selection and grading: Vegetables are selected and graded based on their size, shape and quality. Defective or out-of-specification vegetables are eliminated.
  5. Final Rinse: After vegetables are cut and sorted, they can be subjected to a final rinse to remove any debris or loose particles.
  6. Chilled: Vegetables are chilled to maintain their freshness and texture. This is done using air or water cooling systems.
  7. Packaging: Fourth-range vegetables are packaged in bags or trays that are hermetically sealed to maintain freshness and prevent contamination.
  8. Labeling and coding: Labels with product information, such as expiration date and lot codes, are applied.
  9. Quality inspection: A visual and quality inspection is carried out to ensure that the vegetables meet established standards.
  10. Packing: The bags or trays of fourth-range vegetables are grouped into larger boxes or packages for later distribution.
  11. Storage and distribution: Finished products are stored in appropriate conditions and distributed to points of sale, such as supermarkets or restaurants.


The fourth-range vegetable washing and packaging lines are designed to maintain the freshness and quality of fresh vegetables, providing products that are usually used in salads, prepared dishes and ready-to-eat meals.


The machinery used in these lines can be highly automated to ensure efficiency and food safety. Some of the most common machines and equipment used in the industrial washing and packaging of fourth-range vegetables are:

  1. Washing and Disinfection Machines: These machines are used to clean and disinfect vegetables. They may include roller conveyors and disinfectant solution dipping systems.
  2. Cutting and Slicing Machines: Vegetables are cut into specific sizes and shapes using automatic cutting and slicing machines. This may include leaf cutting machines, tomato slicers, julienne cutting machines, etc.
  3. Drying Machines: To eliminate excess moisture after washing and avoid degradation of the quality of the vegetables.
  4. Fourth Range Packaging Machines: These machines fill containers with cut vegetables and seal them hermetically. They can be vacuum packaging machines or heat sealers, depending on the type of packaging used.
  5. Labeling and Coding Machines: To apply labels with product information, expiration dates and lot codes on containers.
  6. Quality Inspection Systems: Visual inspection machines and quality analysis systems to verify that products meet quality and food safety standards.
  7. Weight and Dosing Systems: To guarantee that each container contains the appropriate amount of fourth-range vegetables.
  8. Cooling Systems: To maintain the freshness of vegetables after cutting and before packaging.
  9. Handling Robots: They are used for handling tasks, such as loading and unloading products on the processing line.
  10. Storage and Transportation Systems: For the efficient transportation of fourth-range vegetables from the production line to the packaging and storage area.

The machinery used in the preparation of fourth-range vegetables is designed to guarantee the efficiency and quality of the final products, as well as food safety. The choice of appropriate equipment depends on the types of vegetables being processed and the final products desired. Investment in adequate technology and training of personnel are essential for success in the production of fourth-range vegetables.


Starting from specific specifications in each case, we carry out the design and comprehensive production of Complete Lines that cover the specific needs of each client. Tell us about your needs and we will carry out a personalized project that adapts to your requirements. If you wish, we can work together from the beginning of the activity, renew your equipment or adapt to your new needs. Together, we are stronger. Each Project is unique and personal. Our capacity and experience enable us to tackle any possible project within the Food sector.