logo
Guangzhou Guxing Freeze Equipment Co.,Ltd
Products
News
Home >

China Guangzhou Guxing Freeze Equipment Co.,Ltd Company News

How to Do Maintenace of Freeze Dryer?

Maintaining a freeze dryer is crucial for ensuring its longevity and optimal performance. Here are some key maintenance steps to follow: 1. Regular Cleaning Exterior: Wipe down the exterior surfaces with a damp cloth to remove dust and debris. Interior: After each use, clean the interior of the chamber and trays with warm, soapy water. Rinse and dry thoroughly. Condensate Collector: Remove any ice buildup and clean it regularly to maintain efficiency. 2. Inspect Seals and Gaskets Check the door seals and gaskets for wear or damage. Replace them if they are cracked or not sealing properly to maintain vacuum integrity. 3. Check the Vacuum System Regularly inspect the vacuum pump for oil levels (if applicable) and replace the oil as recommended by the manufacturer. Ensure that the vacuum lines are free of leaks and blockages. 4. Monitor Temperature and Pressure Keep an eye on temperature and pressure readings during operation. If you notice any irregularities, investigate and address potential issues. 5. Perform Software Updates If your freeze dryer has digital controls, check for any software updates from the manufacturer to ensure optimal functionality. 6. Calibrate Sensors Periodically check and calibrate temperature and pressure sensors to ensure accuracy during the freeze-drying process. 7. Storage Practices When not in use, store the freeze dryer in a dry, cool place. Avoid exposing it to extreme temperatures or humidity. 8. Professional Servicing Consider having the freeze dryer professionally serviced periodically, especially if you notice any performance issues or irregularities. Summary Regular maintenance of your freeze dryer includes cleaning, inspecting seals, checking the vacuum system, monitoring performance, and ensuring proper storage. Following these steps will help extend the lifespan and efficiency of your freeze dryer.

2025

02/10

What Is the Trend of the Freeze Dried Food in 2025?

The trend of freeze-dried food in 2025 is expected to be influenced by various factors, including consumer preferences, technological advancements, and market dynamics. Here are some key trends to watch for:   1. Increased Demand for Convenience Ready-to-Eat Options: Consumers will continue to seek convenient meal solutions. Freeze-dried foods offer lightweight, easy-to-prepare options, catering to busy lifestyles. Snacking Trends: Freeze-dried fruits and vegetables may become popular as healthy snacks, appealing to health-conscious consumers.   2. Health and Wellness Focus Nutritional Benefits: As consumers become more health-conscious, the demand for nutrient-dense freeze-dried foods that retain vitamins and minerals will grow. Clean Labels: Products with minimal processing and recognizable ingredients will likely gain traction, aligning with the clean eating trend.   3. Sustainability and Eco-Friendliness Sustainable Practices: Brands may focus on sustainable sourcing and packaging practices, appealing to environmentally conscious consumers. Reduced Food Waste: Freeze-drying technology helps preserve surplus food, contributing to efforts to reduce food waste.   4. Technological Innovations Improved Quality: Advances in freeze-drying technology may lead to better taste, texture, and flavors, making products more appealing to a broader audience. Home Freeze Dryers: The popularity of home freeze dryers is expected to rise, allowing consumers to preserve their own food, leading to more personalized products.   5. Diverse Product Offerings Variety and Flavor: Expect an increase in the variety of freeze-dried products, including ethnic cuisines and gourmet offerings, to cater to diverse palates. Functional Foods: Freeze-dried foods enriched with supplements or specific health benefits (like protein or probiotics) could become more prevalent.   6. Expansion in Markets Global Reach: As awareness grows, freeze-dried foods may penetrate emerging markets where convenience and shelf-stable options are in demand. E-commerce Growth: Online sales of freeze-dried foods are likely to increase, driven by the growth of e-commerce and direct-to-consumer models. Summary Overall, the freeze-dried food market in 2025 is expected to thrive due to a combination of convenience, health consciousness, sustainability, and technological advancements. Brands that adapt to these trends will likely find success in a competitive landscape.

2025

01/13

The relationship between the freeze dryer machine and freeze-dried food

The relationship between a freeze dryer machine and freeze-dried food is fundamental and interdependent. Here’s an overview of how they are connected:   1. Process of Freeze-Drying: Freeze Dryer Function: A freeze dryer machine is specifically designed to remove moisture from food products while preserving their structure, flavor, and nutritional content. This process involves three main stages: freezing, primary drying (sublimation), and secondary drying (desorption). Freeze-Dried Food: The end product of this process is freeze-dried food, which has a significantly reduced moisture content, making it lightweight and shelf-stable without refrigeration.   2. Preservation of Quality: Nutritional Retention: The freeze dryer utilizes low temperatures and vacuum conditions to minimize the degradation of nutrients, flavor, and color, which is crucial for producing high-quality freeze-dried food. Texture and Taste: The freeze-drying process helps retain the original texture and taste of the food, making freeze-dried products more appealing compared to other drying methods.   3. Shelf Life: Extended Shelf Life: Freeze-dried food can have a shelf life of several years due to its low moisture content, which inhibits microbial growth and spoilage. The freeze dryer is essential in achieving this long shelf life.   4. Applications: Diverse Uses: Freeze dryers are used in various industries, including food production, pharmaceuticals, and biotechnology. The freeze-dried food produced can be used for camping meals, emergency rations, and convenient cooking ingredients.   5. Market Demand: Growing Popularity: With the increasing demand for convenient, lightweight, and long-lasting food products, the relationship between freeze dryers and freeze-dried food has become more significant in the market.   Summary In summary, the freeze dryer machine is crucial for the production of freeze-dried food. It enables the preservation of food quality, extends shelf life, and meets the growing demand for convenient food options. The effective operation of freeze dryers directly influences the quality and viability of freeze-dried products in the market.

2024

11/26

What Are The Important Parts of Freeze Dryer?

    A freeze dryer consists of several important parts, each playing a crucial role in the freeze-drying process. Here are the key components:   1. Vacuum Chamber: The main area where the freeze-drying process occurs. It provides a controlled environment for sublimation, where the frozen product is placed.   2. Refrigeration System: Responsible for cooling the vacuum chamber and the product. It rapidly freezes the material and maintains low temperatures during the drying process.   3. Heating Plates: Located within the vacuum chamber, these plates provide controlled heat to facilitate the sublimation of ice. They help to raise the temperature of the product gradually during the drying process.   4. Vacuum Pump: Creates and maintains the vacuum within the chamber. It removes air and water vapor, allowing the sublimation process to occur effectively.   5. Condenser: Cools and collects water vapor that sublimates from the product. It typically has coils or surfaces that are kept at low temperatures to facilitate condensation.   6. Control System: Monitors and regulates temperature, pressure, and drying time. It ensures that the freeze-drying process proceeds according to the desired parameters.   7. Trays or Shelves: Used to hold the product during the freeze-drying process. They allow for even spacing and airflow around the material to ensure uniform drying.   8. Insulation: Surrounds the vacuum chamber to minimize heat loss and maintain the efficiency of the refrigeration system.   9. Product Door: Allows for easy loading and unloading of materials. It is designed to maintain the vacuum seal when closed.   Summary: Each of these components is essential for the effective operation of a freeze dryer, ensuring that the process of freeze-drying is efficient and produces high-quality, shelf-stable products.

2024

09/18

The working principle of vacuum freeze dryer

The working principle of a vacuum freeze dryer (also known as a lyophilizer) involves several key phases that preserve food or other materials by removing moisture under low-pressure conditions. Here’s a breakdown of the process:   1. Freezing: Initial Preparation: The material (e.g., food) is first prepared by cleaning, slicing, or cooking as necessary. Rapid Freezing: The material is loaded into the freeze dryer and rapidly frozen to a temperature typically between -40°C to -80°C (-40°F to -112°F). This step ensures that the moisture in the food forms small ice crystals, which helps maintain the food's structure.   2. Vacuum Creation: Once frozen, the chamber is evacuated to create a vacuum. This significantly lowers the atmospheric pressure around the frozen material, which is crucial for the next phase.   3. Sublimation (Primary Drying): Controlled Heating: The temperature of the frozen material is gradually increased under vacuum. This causes the ice to sublimate, meaning it transitions directly from a solid to a gas without becoming liquid. Removal of Vapor: The water vapor produced during sublimation is continuously removed from the chamber by a vacuum system. This allows for effective drying while minimizing the risk of melting the food.   4. Desorption (Secondary Drying): After primary drying, some moisture may still remain in the material. This phase involves further heating to a slightly higher temperature to remove the residual moisture. The process ensures that the water content is reduced to a level that allows for long-term storage and shelf stability.   5. Cooling and Packaging: Once the drying process is complete, the vacuum is released, and the material is cooled rapidly to prevent moisture reabsorption. The freeze-dried products are then packed in airtight containers or vacuum-sealed bags to protect them from moisture and extend shelf life.     Key Advantages: Preservation of Nutrients and Flavor: The process retains the essential nutrients, flavor, and structural integrity of the original material. Long Shelf Life: Vacuum freeze-dried products can be stored for years without refrigeration, making them ideal for emergency food supplies, camping, and space missions. This efficient process is widely used in food preservation, pharmaceuticals, and biotechnology for preserving sensitive materials.

2024

08/23

How to make freeze dried food by freeze drying system

  Freeze-dried food involves a process known as freeze drying or lyophilization. Here are the basic steps involved in freeze-drying food using a freeze dryer:   1. Preparation: Start by selecting the food you wish to freeze dry. It can be fruits, vegetables, meat, dairy products, or even complete meals. Clean and prepare the food by washing, peeling, slicing, or cooking, as needed.   2. Freezing: Place the prepared food onto trays or racks in a single layer. The food should be evenly spaced to ensure efficient freezing. The trays are then placed into a freezer or a blast freezer, where the food is rapidly frozen. Freezing the food solid is a critical step as it helps preserve the cellular structure and prevents ice crystals from damaging the food during the drying process.   3. Loading the Freeze Dryer: Once the food is thoroughly frozen, transfer the trays or racks of frozen food into the freeze dryer. The freeze dryer typically consists of a vacuum chamber with shelves or trays for holding the food.   4. Primary Drying: The freeze dryer creates a vacuum within the chamber, and the temperature is raised slightly. This causes the ice in the frozen food to undergo sublimation, directly converting it from a solid to a gas without going through a liquid phase. The water vapor is then removed from the chamber, leaving behind freeze-dried food.   5. Secondary Drying: After the primary drying stage, there may still be residual moisture left in the food. To remove this moisture, the freeze dryer gradually increases the temperature slightly while maintaining a vacuum. This process helps eliminate any remaining water content, ensuring long-term stability and shelf life for the freeze-dried food.   6. Sealing and Packaging: Once the freeze-drying process is complete, the freeze-dried food is ready for packaging. It is important to store the food in airtight containers or packaging to prevent moisture from re-entering. Proper packaging helps maintain the quality, flavor, and nutritional value of the freeze-dried food.   It's worth noting that freeze drying is a complex and specialized process that requires professional-grade equipment. While it's possible to freeze dry food at home using smaller-scale freeze dryers, it is more commonly done on a commercial scale by food manufacturers or specialized freeze-drying facilities. how to ma

2024

08/23

Frozen Fruit Market Overview 2024~2028

Frozen Fruit Market Overview 2024~2028   The global frozen fruit market is expected to grow at a CAGR of around 6% from 2024 to 2028. Some key trends and insights:   Market Size and Growth:   The frozen fruit market was valued at around $25 billion in 2024 and is projected to reach over $32 billion by 2028. Growth is driven by increasing consumer demand for convenient, healthy, and nutritious food options, as well as the expanding use of frozen fruits in the food processing industry. Popular Frozen Fruit Segments:   Berries (such as blueberries, raspberries, and strawberries) are the largest and fastest-growing segment, accounting for over 40% of the market. Other popular frozen fruits include tropical fruits (e.g. mangoes, pineapples, and papayas), citrus fruits, and stone fruits (e.g. peaches, plums, cherries). Regional Trends:   North America and Europe are the largest regional markets, together accounting for over 60% of global sales. Asia-Pacific is the fastest-growing region, driven by rising disposable incomes and increasing health consciousness among consumers.   Key Market Drivers:   Growing health awareness and demand for nutritious, minimally processed foods. Convenience and year-round availability of frozen fruits. Expansion of the food processing industry, utilizing frozen fruits as ingredients. Increasing adoption of freezing technologies to preserve freshness and nutrients.   Competitive Landscape:   The frozen fruit market is fragmented, with both large multinational players and numerous regional/local producers. Some of the leading global players include Dole Food Company, Ardo, Bonduelle, and SunOpta. Let me know if you need any additional details on the frozen fruit market outlook for the 2024-2028 period.

2024

07/10

The trend of home size freeze dryer

The home freeze dryer market has seen significant growth in recent years, driven by an increasing interest in food preservation, self-sufficiency, and the desire for healthier, longer-lasting food options. Freeze drying is a preservation method that removes up to 98% of the moisture content from food, resulting in lightweight, shelf-stable products that retain much of their original flavor, texture, and nutritional value.   Some key points about the home freeze dryer trend:   1.Affordability and Accessibility: Home freeze dryers have become more affordable for the average consumer, with models ranging from $1,500 to $4,000. This has made the technology more accessible to households looking to reduce food waste and build emergency food supplies. Increased Demand: As the COVID-19 pandemic highlighted the importance of food security, the demand for home freeze dryers has skyrocketed. Consumers are looking to preserve their own fresh produce, meats, and prepared meals for long-term storage.   2.Versatility: Home freeze dryers can be used to preserve a wide variety of foods, including fruits, vegetables, meats, baked goods, and even prepared meals. This appeals to home cooks, preppers, and small-scale food producers.   3. Nutritional Benefits: Freeze-dried foods can retain up to 97% of their original nutritional value, making them a healthier alternative to canned or dehydrated options.   4.Disaster Preparedness: With the growing frequency of natural disasters and supply chain disruptions, home freeze dryers have become an essential tool for emergency food storage and disaster preparedness.   5.Entrepreneurial Opportunities: The rise of home freeze drying has also enabled small-scale food producers and entrepreneurs to create their own freeze-dried product lines for sale, tapping into the growing demand for these products.   Overall, the home freeze dryer trend reflects a broader societal shift towards self-sufficiency, food security, and the desire for healthier, longer-lasting food options. As the technology continues to evolve and become more affordable, it is likely that the popularity of home freeze drying will continue to grow in the coming years.

2024

07/09

1 2 3