Vacuum Drying Chamber
(a)10 series
Lab Scales Desktop(Freeze-dried material 1.5-2KG)
(b)12 series
Lab Scales Vertical(Freeze-dried material 2KG)
(c)18 series
Scientific Research Scales(Freeze-dried material 3KG)
2.Pilot Freeze Dryer:
0.2m²/0.3m²/0.5m²/1m²/2m²/---Pilot Scales(Freeze-dried material 3KG-20KG)
3.Customization: set up the specifications you need
(a)Freeze-dried Area
(b)Freeze-dried Weight
(c)Freeze-dried Material
(d)Interlayer Quantity/Size
(e)Cold Trap Temperature
Description
Technical Parameters
Vacuum drying chamber is a box type drying equipment that dries dry materials under negative pressure conditions. Its working principle is to use a vacuu pump to extract air and moisture, creating a vacuu state in the working chamber, reducing the boiling point of water, and accelerating the drying speed. It can achieve a higher drying rate at lower temperatures, fully utilize heat, and is mainly suitable for drying heat sensitive materials and materials containing solvents and solvents that need to be recovered. Disinfection treatment can be carried out before drying, and no impurities should be mixed in during the drying process. This dryer belongs to a static vacuu dryer, so the formation of dried materials will not be damaged. Heating methods include steam, hot water, thermal oil, and electric heating.
We provide Vacuum drying chamber, please refer to the following website for detailed specifications and product information.
Product: www.achievechem.com/chemical-lab-equipment
Product Structure & Model
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The vacuum oven consists of a high vacuu degree vacuu pump, a box, a working chamber, an electric heater, and a digital thermometer. Capable of stable operation under set vacuu conditions, suitable for vacuu drying treatment of pharmaceuticals, chemicals, electronics, equipment, materials, and parts. The outer shell of the box is coated with cold rolled board, which is beautiful and pleasing to the eye. The inner box is treated with stainless steel plate welding pressure resistant technology, matched with silicone sealing gasket on the door to ensure the airtightness of the box, and uses glass fiber insulation to provide efficient insulation and save energy consumption. The heating plate is installed on all four sides of the inner box to ensure temperature uniformity.
Product Parameter
Difference between ovens
The difference between a Vacuum drying chamber and a regular oven
Vacuu box:
It works under negative pressure with low oxygen content, which can reduce or eliminate oxidation reactions.
The boiling point of the solvent decreases under negative pressure, avoiding damage to material quality caused by high-temperature drying.
If the solvent is a harmful or valuable gas, it can be condensed and recovered.
Disadvantage:
Temperature uniformity is difficult to control, and to control uniformity, multiple layers of boards must be made and heated independently. There are also vacuu boxes with fans that are heated by first vacuuming and then filling with nitrogen gas. This can reduce oxidation and ensure uniformity through air blowing. But there is no way to lower the boiling point of the solvent.
General oven:
It uses electric heating and air blowing to dry materials by exchanging heat with hot air. Usually, vacuu drying is less expensive and has lower operating costs.
Precautions for selecting a vacuu pump for a vacuu oven
Choose the appropriate vacuu pump based on the size of the space (internal dimensions of a 1000 liter vacuu box)
01
Extraction speed, it is recommended to reach the desired vacuu level within 2-3 minutes (pay attention to the maximum vacuu of the vacuu pump)
02
When choosing a vacuu pump, it is also important to pay attention to the temperature inside the box and the characteristics of the materials to be dried, such as whether they are flammable, explosive, or highly corrosive
03
Vacuu Pump Reference Table (Common Common Models)
04
If there are no special requirements, it is better to choose a vacuu pump with a pumping speed of 8 liters per second for a 1000 liter vacuu box.
05
Fan selection
In the field of precision instruments and high-end manufacturing, vacuu ovens are one of the key equipment, and their performance directly affects product quality and production efficiency. Among the numerous performance parameters of a vacuu oven, the cyclic heating performance is undoubtedly an important criterion for measuring its quality. In this complex and sophisticated system, the selection of fans is particularly important. It not only determines the efficiency of air circulation, but also directly affects the heating speed, temperature uniformity, and noise level of the operating environment of the oven.
A vacuu oven reduces heat loss caused by air convection and conduction by creating a low-pressure or vacuu environment, thereby achieving efficient and uniform heating processes. In this process, the circulating heating system plays a crucial role. The system mainly consists of heat sources (such as electric heating wires, infrared heaters, etc.), fans, heat exchangers, and pipeline networks. The fan, as the core component driving air circulation, directly affects the heating efficiency and temperature uniformity of the oven.
We offer a variety of transmission components
Drive air circulation:
The fan generates power by rotating blades, driving the air inside the oven to form a circulating flow. This flow not only helps to evenly distribute heat inside the oven, but also improves heat exchange efficiency and accelerates the heating rate.
Enhanced heat transfer effect:
In a vacuu environment, the convection of air is greatly weakened, so the forced circulation effect of the fan is particularly important. An efficient fan can accelerate air flow, allowing heat to be transferred from the heat source to the object being heated faster and improving heating efficiency.
Control noise level:
The fan generates a certain amount of noise during operation, which is particularly important for situations where a quiet working environment needs to be maintained. Therefore, choosing low-noise fans is of great significance for improving the overall performance and user experience of the oven.
Ensuring system stability:
As one of the key components of the circulating heating system, the performance stability of the fan directly affects the overall operation of the system. High quality fans can ensure long-term stable operation, reduce failure rates and maintenance costs.
Among numerous fan brands, imported low-noise and high-performance fans using French technology have won widespread recognition in the market for their excellent performance and stable quality. The application of these fans in the vacuu oven circulation heating system has demonstrated their unique advantages:
(1) Low noise design
As one of the strong countries in industrial design and manufacturing, France has accumulated rich experience in wind turbine noise reduction technology. The imported fan adopts advanced aerodynamic design and precise manufacturing technology, effectively reducing the noise level during operation by optimizing blade shape, reducing speed, and other means. Compared to domestic fans, its noise decibel level is lower, providing users with a more peaceful working environment. This low-noise characteristic is particularly suitable for laboratories, hospitals, and other places that have strict noise requirements.
(2) High performance performance
In addition to low noise, French technology imported fans have also reached international advanced levels in key performance indicators such as air volume, air pressure, and efficiency. High airflow means faster air circulation speed, which helps improve the heating speed and temperature uniformity of the oven; And stable wind pressure ensures the continuity and stability of heat transfer. In addition, the efficient motor and optimized control system make the fan more energy-efficient during operation, reducing the operating costs for users.
(3) Durability and reliability
Imported fans follow the principle of high standards and strict requirements in material selection and manufacturing processes. The use of high-quality materials and advanced production processes ensures the high durability and reliability of the fan. This means that users can enjoy longer fault free operation time and lower maintenance costs during use. At the same time, the after-sales service system of French brands also provides strong guarantees and support for users.
(4) Intelligent control
With the continuous development of Industry 4.0 and IoT technology, more and more French imported fans are incorporating intelligent elements. By integrating intelligent devices such as sensors and controllers, remote monitoring and fault diagnosis can be achieved; Users can view the real-time operation status and adjust working parameters of the fan through a mobile app or computer software; This intelligent control not only improves the automation level of the system, but also brings users a more convenient and efficient management experience.
Although imported fans from France have many advantages in vacuu oven circulation heating systems, the specific selection still needs to be personalized according to the actual needs of customers. Here are some suggested considerations:
(1) Oven specifications and heating requirements:
Vacuum ovens of different specifications and uses have different performance requirements for fans. Large ovens may require larger air volume fans to meet the needs of rapid heating and uniform distribution; Small ovens, on the other hand, place more emphasis on noise control and energy efficiency ratio. Therefore, customers should make reasonable combinations of fans based on the specifications and heating needs of the oven when selecting them.
(2) Usage environment:
Consider the environmental conditions in which the oven will operate, such as temperature, humidity, corrosive gases, etc. Special environments may require the use of fans with special materials or protection levels to ensure long-term stable operation. For example, in environments with high levels of corrosive gases, fans with anti-corrosion coatings should be selected to prevent corrosion.
(3) Budget and Cost:
Reasonably controlling costs while ensuring performance is also an important factor that customers need to consider when choosing wind turbines. Although imported fans have excellent performance, their prices are relatively high; Domestic fans may have a higher cost-effectiveness. Therefore, customers should conduct a comprehensive evaluation based on their own budget and long-term operating costs to choose the most suitable wind turbine product for themselves.
(4) After sales service:
Good after-sales service is one of the important guarantees to ensure the long-term stable operation of the fan. When choosing a fan, customers should pay attention to the supplier's service network, technical support capabilities, and accessory supply situation to ensure timely and effective support and assistance in the subsequent use process.
The improvement of the cyclic heating performance of Vacuum drying chamber cannot be achieved without the support and contribution of the fan, a key component. When choosing a fan, customers should fully consider multiple factors such as the specifications and heating requirements of the oven, usage environment, budget and cost, and after-sales service to choose the most suitable fan product for themselves. Imported low-noise and high-performance fans using French technology have undoubtedly become one of the preferred choices for many customers due to their excellent performance and stable quality. In the future, with the continuous advancement of technology and the continuous maturity of the market, we believe that the application of fans in vacuu oven circulation heating systems will be more extensive and in-depth, providing stronger support and guarantee for the development of various industries.
Personal protection during UV disinfection
Cleaning principle
Ultraviolet cleaning method uses ultraviolet radiation to destroy the DNA or RNA structure of bacteria, viruses and other microorganisms, so that they lose the ability to reproduce, so as to achieve the purpose of sterilization. At the same time, ultraviolet rays can also decompose some organic pollutants and further clean the interior of the vacuum oven.
The ultraviolet cleaning method of vacuum oven is a safe and effective cleaning method, but it needs to pay attention to personal protection and avoid long-term exposure. At the same time, combined with other cleaning methods can further improve the cleaning effect.
In the vacuum oven for ultraviolet disinfection, in order to ensure personal safety, the following protective measures should be taken:
Eye protection
Wear protective glasses: Ultraviolet light is very damaging to the eyes and may cause eye diseases such as electro-optical ophthalmia. Therefore, during the UV disinfection process, professional protective glasses must be worn to prevent direct UV rays from the eyes.
Skin protection
Wear long-sleeved clothing and gloves: Prolonged exposure to UV rays may cause skin redness, itching, aging, and even cancer. Therefore, when performing UV disinfection, long-sleeved clothing and gloves should be worn to ensure that the skin is fully protected.
Avoid direct skin exposure: Minimize the amount of time the skin is directly exposed to ultraviolet light, especially in cases of high UV intensity.
Respiratory protection
Wear a mask: Although UV disinfection mainly causes damage to the eyes and skin, ozone or other harmful gases that may be produced during the operation also need attention. Wearing a mask can reduce the inhalation of harmful gases to a certain extent.
Other precautions
Familiar with the operation process
Before ultraviolet disinfection, you should be familiar with the operation process and precautions of the equipment to ensure that the operation is correct.
01
Avoid staying in the disinfection area
In the process of ultraviolet disinfection, you should try to avoid staying in the disinfection area to reduce the potential harm of ultraviolet light to the human body.
02
Regular detection of UV intensity
In order to ensure the disinfection effect, the intensity of UV should be regularly detected, and the disinfection time and distance should be adjusted in time according to the test results.
03
Pay attention to ventilation
After ultraviolet disinfection, the window should be opened in time for ventilation to reduce the concentration of harmful gases such as ozone in the room.
04
To sum up, when sterilizing the vacuum oven with ultraviolet light, you should do a good job of protecting the eyes, skin and respiratory system, and be familiar with the operation process and follow the relevant precautions to ensure personal safety.
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