DRYERS
Dryers are used to remove moisture from liquids and solids for enhanced product preservation
In the realm of food and industrial processing, dryers stand as vital equipment that plays a crucial role in achieving the desired moisture content in a wide array of products. These versatile machines offer controlled drying processes that enhance product quality, shelf life, and overall efficiency. This comprehensive guide delves into the world of dryers, exploring their functionality, advantages, and applications across diverse industries.
Understanding dryers
Dryers, also known as drying machines or drying systems, are designed to reduce the moisture content of various materials through controlled evaporation. They are used to transform wet or semi-wet materials into dry products suitable for storage, transportation, or further processing. Dryers are employed in industries ranging from food production to chemicals, textiles, and beyond.
The drying process
The drying process involves several key steps:
- Moisture Evaporation:Â High-temperature air or other drying mediums come into contact with the wet material, leading to moisture evaporation.
- Humidity Control:Â The drying process is optimized by managing humidity levels to prevent over-drying or uneven moisture removal.
- Uniform Drying:Â Proper air circulation and heat distribution ensure consistent drying throughout the product.
- Product Cooling:Â After drying, products are often cooled to prevent moisture reabsorption.
Main types of food dryers
- Convection Dryers: These dryers use hot air to remove moisture from food products, circulating it evenly for efficient drying. They are commonly utilized in various applications due to their initial price affordability.
- Infrared Dryers: Infrared drying chambers mimic the sun drying process by penetrating the product with specific wavelengths of infrared radiation. They are efficient at removing moisture from the internal cells of the product, resulting in faster drying times compared to convection dryers.
- Condensation Dryers: Condensation dryers operate by condensing moisture from the air into a liquid state using the heat pump principle. They offer precise control over moisture content and are particularly suitable for drying heat-sensitive products, with lower operating costs compared to other methods.
Infrared vacuum dryers, being one of the most versatile are engineered for low-temperature drying of a wide range of food products, including vegetables, fruits, mushrooms, berries, meat, fish, and more, along with medicinal herbs, extracts, and functional food components. Operating within a deep vacuum atmosphere allowing for lower operating temperatures while also utilizing infrared radiation, these dryers offer a swift and efficient drying process, resulting in premium-quality finished products. With fully automated controls, the drying process guarantees consistency, while the finished products maintain a high standard comparable to those achieved with sublimation drying methods, all at significantly reduced production costs.
Advantages of dryers
- Enhanced Product Quality:Â Controlled drying minimizes the risk of degradation, preserving the sensory and nutritional attributes of the product.
- Extended Shelf Life:Â Reduced moisture content inhibits microbial growth, increasing product shelf life.
- Energy Efficiency:Â Modern dryers incorporate advanced technologies to optimize energy consumption.
- Versatility:Â Dryers accommodate a wide range of materials, from powders to granules and larger solids.
Applications across industries
Dryers find applications in diverse sectors:
- Food Industry:Â Dryers are used to process fruits, vegetables, grains, and other food products, preserving flavor and nutritional value.
- Pharmaceuticals:Â Drying is crucial in pharmaceutical production to ensure stability and longevity of medications.
- Chemicals:Â Dryers facilitate the production of powdered chemicals, pigments, and catalysts.
- Textiles:Â Textile dryers are employed to remove moisture from fabrics and garments.
Partnering with FoodTechProcess for drying solutions
FoodTechProcess offers a range of advanced drying solutions to meet various industry needs. Our dryers are engineered to deliver precise and efficient drying, enabling you to achieve optimal product quality, safety, and preservation.
The peculiarity of this unit is the combination of several functions: homogenization and drying of honey. The vertical vacuum dryer allows you to dry honey weighing up to 3300 kg in a short time while preserving its useful properties, color, taste, and organoleptic qualities. The vacuum honey dryer has a number of significant advantages over classic atmospheric honey dryers due to the reduction of processing time and the preservation of its beneficial properties, which is achieved by drying at a lower temperature.
- The drying process occurs much faster due to the evaporation of moisture under vacuum.
- High degree of homogenization of honey due to the operation of a special mixing device.
- The narrow vertical design does not require large production areas while boasting high productivity.
- Heating: Electricity
- Material: Stainless steel
- Heating power, kW: 30
- Principle of operation: Batch mode
- Voltage: 380-400V
- Max vacuum: -0,8 Bar
The unique feature of this vacuum honey evaporator model, distinguishing it from a honey dryer, is its ability to create a deep vacuum with a residual pressure of up to 0.08 Bar during processing! This innovative unit not only allows for quick and efficient drying of honey but also enables the immediate evaporation of water, producing a semi-finished product suitable for the subsequent production of «dry honey» or powdered honey.
- There is no need to have a large drying surface – an evaporation mirror.
- There is no need to install a mixing device for thick and viscous products.
- Low evaporation temperature of moisture – water from honey, at which its quality and medicinal properties are not compromised, and the risk of HMF growth is reduced to almost zero.
- Fast and efficient dehydration of honey at a low processing temperature.
- Material: Stainless steel
- Principle of operation: Batch mode
- Max vacuum: -1 Bar
A vacuum honey dryer is used to dehydrate (remove moisture from) honey at sub-atmospheric pressure.
- This highly efficient and innovative vacuum drying process guarantees honey drying rates exceeding 1% per hour!
- The dryer allows for quick and gentle drying of honey at temperatures up to 39°C without increasing hydroxymethylfurfural (HMF) levels.
- Any heat source (hot water, steam) can be used to supply thermal energy to the dryer's jacket.
- The specially designed mixing device enhances heat transfer within the product, improving its thermal efficiency and significantly reducing drying energy costs.
- Material: Stainless steel
- Principle of operation: Batch mode
- Max vacuum: -0,8 Bar
A drying chamber for vegetables and fruits is a specialized enclosure designed to gently remove moisture from produce, preserving its natural flavors and nutrients while extending its shelf life.
- Type of the equipment: Individual machine
- Weight: 215
- Area, m²: 14
- Number of shelves: 40
The vacuum drying oven is ideal for the controlled and rapid drying and heat treatment of heat-sensitive or fragile products, materials and electronic components. Vacuum drying means sensitive samples are not at risk of contamination from suspended solids and the risk of oxidation is significantly reduced.
- Integrated vacuum system with a high vacuum pump
- Built-in vapor removal and condensation system
- Built-in refrigeration machine
- Shelves with built-in heating
- Material: Stainless steel
- Principle of operation: Batch mode
- Volume: 130l
- Voltage: 380-400V
A circulation-type vacuum evaporator refers to a combined version of an evaporator that also takes advantage of other types to improve evaporation efficiency particularly by reducing concentration time and when processing heat-sensitive products such as milk.
- The external circulation circuit with heating intensifies the cyclic evaporation process.
- The forced circulation system ensures a decrease in the risk of localized product overheating.
- The condenser enables a deep vacuum and maintains a low evaporation temperature.
- Utilizing a mixing device with a spray system facilitates product evaporation in a thin layer, mimicking a film-type evaporator.
- Heating: Steam
- Material: Stainless steel
- Country of origin: Slovakia
- Total power, kW: 2,4
- Voltage: 380-400V
Multifunctional vacuum unit MINI5 - is ideal for cooking, drying, concentrating, mixing and much more. Suitable for laboratories and small-scale production.
- Processing heat-sensitive products at lower temperatures
- Ideal for making creamed honey
- Possibility of vacuum drying honey
- Material: Stainless steel
- Engine power, kW: 0,12
- Country of origin: Slovakia
- Volume: 5l
Fast, sleek, quiet, user-friendly, safe, smooth-running commercial salad dryer, designed to efficiently dry up to 6 Kg.
For more information, send us a request at sales@foodtechprocess.com
Designed for "cold" vacuum drying of products sensitive to high temperatures, also suitable for liquid and viscous products.
For more information contact us at: sales@foodtechprocess.com
The price is indicated without a source of compressed air - compressor (optional).
This is periodic type of equipment designed for removing moisture and excess water from honey under vacuum conditions. This pilot vacuum dryer can be used for processing small volumes of honey directly at apiaries.
- Drying rate up to 1% per hour! (with a gradual decrease as the concentration increases)
- Large heat transfer area
- Low drying temperature thanks to the vacuum
- Easy operation and maintenance
- External forced circulation circuit for intense evaporation
- Material: Stainless steel
- Principle of operation: Batch mode
- Country of origin: Slovakia
- Volume: 100 - 140 kg
- Total power, kW: 6,5
- Voltage: 220-230V 380-400V
- Max vacuum: -0,8 Bar
The vegetable spin dryer has been designed for drying leafy vegetables rapidly and efficiently, both raw and boiled, prepared in medium-large sized professional kitchens and in food industries.
More information: sales@foodtechprocess.com
The price is set for the basic version, without additional options.
The industrial infrared dryer is suitable for drying a wide range of products: nuts, apples, plums, strawberries, raspberries, blueberries, mushrooms, carrots, onions, garlic, herbs, meat, figs, bananas, marshmallows. If additional options are selected, it can also be used for curing and drying whole meat and fish.
- Compact installation
- Fast and efficient drying
- Possibility of selecting individual settings for drying
- Made entirely out of stainless steel
- The interior surface of the cabinet has a mirror coating
- Quiet operation of the installation
- Low energy consumption per drying cycle
- Heating: Electricity
- Material: Stainless steel
- Operation mode: Semi-automatic
- Principle of operation: Batch mode
- Country of origin: Slovakia
- Volume: 7l/ 10l/ 14l
- Total power, kW: 10/ 15/ 20
- Area, m²: 3,5/ 5,2/ 6,9
- Number of shelves: 10/ 15/ 20
A set of hooks for hanging and drying meat and fish. Additional option for the MAK DRYER 7-14.
For more information, please contact: sales@foodtechprocess.com
The price is set for the model with an area of 7 m²
Compact condensate dryer, heat pump powered dehydrator for drying vegetables, fruits, berries, mushrooms, legumes and grains.
- Energy saving, low consumption model (consumption up to 0.9 kW/h)
- Possibility of increasing the drying area in this model up to 14 m² (optional)
- Intensive drying, each section is equipped with a heat pump
- Automatic drying system control
- Delicate drying at low temperatures
- Preservation of most nutrients and the products natural color
- Material: Stainless steel
- Principle of operation: Batch mode
- Country of origin: Slovakia
- Total power, kW: 0,9
- Voltage: 220-230V
- Area, m²: 7
- Number of shelves: 22
A vacuum deaerator is extensively used in the food industry to remove gases from products that may retain some bubbles post-processing. Additionally, a flow deaerator is utilized to minimize foaming in products, ensuring a denser structure, especially prior to packaging. Vacuum deaerators play a crucial role in eliminating specific odors from the products, such as in the production of juices, purees, and herbal drinks. This process significantly contributes to enhancing the overall quality and taste of the final product.
- Enhances product quality, structure, and shape
- Prevents oxidation by removing gases
- Preserves organoleptic properties and extends the shelf life
- Suitable for thick and viscous products
- The flow principle allows for the installation of this equipment in existing production lines
- Material: Stainless steel
- Principle of operation: Continuous mode
- Country of origin: Slovakia
- Voltage: 380-400V
- Max vacuum: -0,8 Bar
We offer professional infrared dryers from 8 to 56 trays with a capacity of 200 to 3000 kg/day for vegetables, fruits, tea, herbs, mushrooms, medicinal herbs and other products. The dryers of this type is a turnkey solution based on two technologies - direct infrared and air convection drying.
For more information about the dryer, contact our sales department at sales@foodtechprocess.com
This compact nuts and seeds roaster is ideal for efficiently and evenly processing nuts and seeds to perfection.
A tilting frying pan with a stirrer and indirect electric heating using thermal oil is designed for processing small batches of raw materials, making it suitable for stewing and frying various foods. The automatic stirring feature enhances the preparation of vegetables, fish, meat, and sauces.
- Compact model
- Uniform heating due to the thermal oil
- Simple controls
- Electric tilt of the working bowl
- Heating: Electricity
- Material: Stainless steel
- Heating power, kW: 18
- Principle of operation: Batch mode
- Country of origin: Slovakia
- Volume: 140l
- Total power, kW: 19
We offer different types of dryers for different products. For a free consultation, send us an email to sales@foodtechprocess.com
We offer different types of honey dryers with a capacity for this model ranging from 50 kg up to 1000 kg.
For a price quote or a free consultation, send us an email at sales@foodtechprocess.com
We offer different capacity multi belt dryers and roasting ovens. For a free consultation, send us an email to sales@foodtechprocess.comÂ
We offer different capacity infrared dryers, for a free consultation, send us an email sales@foodtechprocess.comÂ
The cylindrical drum rotary machine is designed for drying and crystallizing liquid and paste food products into solid crystals.
- Compact tabletop design
- Automatic knives for cutting the product film
- Adjustable product layer thickness when applied to the drum
- Adjustable drum rotation speed to control drying time
- Material: Stainless steel
- Principle of operation: Continuous mode
This multi layer belt dryer with integrated cooling system works as a dryer and cooler in one installation.
For a price quote or more information, email us at sales@foodtechprocess.com
Condensation dryer for vegetables, fruits, berries, mushrooms, herbs and other products. The condensation drying method is the most efficient way to dry food with minimal energy consumption. The installation is intended for use in the food industry.
- entirely made out of food grade stainless steel AISI304
- polished external coating
- fully automatic control system
- 100% insulation without freon (70 mm)
For more information please contact: sales@foodtechprocess.com
- Volume: 250l/ 550l/ 1225l
- Voltage: 220-230V
- Number of shelves: 6/ 11/ 22
Smoking and cooking chambers are designed for thermal processing of meat, sausages, poultry, fish and cheese. You can smoke, steam, dry, bake and cool products up to 120 degrees in our chambers. Smoking chambers are made in four types of supply: oil, gas, electricity and steam.
For more information, send us an email to sales@foodtechprocess.comÂ
Convective rotary drum dryers are used for drying granular, loose and bulk materials. They can be used for drying salt, coffee, various powders, grain, nuts, seeds, fruit/vegetable bagasse, and many other products. When used in other industries, the dryer allows for the drying of salt, sand, expanded clay granules, and other similar non-flammable substances.
For more information, send us a request.
Deaerator is used for the removal of air bubbles from the puree. Price depends on the required volume and production capacity.
For more information, send us a request.Â
The high quality atmospheric condensate honey dryer is designed specifically for professional honey dehumidification.
The price depends on the options you choose.Â
The high quality atmospheric 1500 kg condensate honey dryer is designed specifically for professional honey dehumidification.
Price depends on the chosen option.
Working volume: 1000 l =Â Honey dose: 1500 kg
Working volume: 2000 l =Â Honey dose: 3000 kg
The price depends on the chosen option.Â
This convective honey dryer is used for drying and mixing honey, it is a high-performance solution for thoroughly mixing honey while simultaneously removing excess moisture.
For additional information, please contact us at sales@foodtechprocess.com
