Testing standards for UV aging chamber

The UV aging chamber is an experimental device used to simulate the UV radiation environment of the sun and accelerate the aging process of materials. It can effectively test the aging of materials in a short period of time, and evaluate the weather resistance and service life of materials. In order to ensure accurate and reliable test results, it is necessary to establish a set of scientific testing standards to guide the use and evaluation of UV aging chambers.

Firstly, the testing standards should clearly specify the basic technical requirements of the UV aging chamber. This includes requirements for the appearance and dimension of the equipment, such as the structure, materials, and colors of the chamber, as well as the design and arrangement of the control panel and observation window. In addition, the selection, configuration, and use of UV light sources should be regulated to ensure their stability, uniformity, and continuity. Requirements for temperature control, humidity control, and air circulation should also be specified to ensure the accuracy and consistency of testing conditions.

Secondly, the testing standards should specify the operating procedures and technical requirements for the testing process. This includes regulations on sample preparation and placement, such as the size, shape, quantity, and placement position of the samples. At the same time, the setting and adjustment methods of testing conditions should be specified, such as setting parameters for light intensity, temperature, humidity, and time. Furthermore, requirements for observation and recording of samples, as well as methods for data processing and analysis, should be clearly defined.

The testing standards should also specify testing specifications for different types of materials. The aging characteristics of different types of materials under UV radiation may vary, so appropriate testing methods and requirements should be developed based on the characteristics of the materials. For example, for plastic materials, the aging degree can be evaluated by measuring changes in physical properties such as tensile strength, heat deformation temperature, and color changes. For coating materials, the aging performance can be evaluated by measuring indicators such as adhesion, weather resistance, and color difference. Additionally, for textiles, rubber, metals, and other materials, respective testing methods and requirements should be established based on their characteristics.

Finally, the testing standards should specify evaluation criteria and reporting requirements for the test results. Based on the test results, the aging degree of the materials can be evaluated and presented in the form of a report. The report should include information on testing conditions, sample information, testing methods, test results, and evaluation conclusions. Additionally, the reliability and validity evaluation methods of the test results should be clearly defined, as well as how to interpret and use the test results.

In conclusion, the testing standards for UV aging chambers should include basic technical requirements of the equipment, operating procedures and technical requirements for the testing process, testing specifications for different types of materials, and evaluation criteria and reporting requirements for the test results. The development and implementation of these standards will help to improve the quality of testing in UV accelerated aging chambers and provide accurate and reliable data support for material research and production. Furthermore, it will facilitate the comparison and sharing of test results among different laboratories and institutions, promoting the development and progress of the industry.

Operational procedures for UV accelerated aging chamber:

1. Adding humidifying water:
Open the door switch of the UV accelerated aging chamber and check if the water level in the water tank is filled. Adjust the temperature and time on the control panel, and press the up and down arrows to set the temperature to the desired level.
2. Sample preparation:
Secure the samples on the sample rack. If there are any gaps, fill them with flat panels and seal the gaps to ensure exposure conditions.
3. Testing:
Enter the main testing page and select the testing functions on the constant value operation setting screen, such as simulating irradiation, condensation, spray, time, and number of cycles parameters. Set the temperature, humidity, and irradiation parameters on the program operation setting screen.
4. Run:
After setting up on the setting screen, press the run button. Press the start button on the run screen to start the device according to the predetermined exposure mode. After the UV accelerated aging chamber is started, enter the display screen on the monitoring page. If the test needs to be interrupted, press the stop button to stop the entire operation of the device.

Precautions for using the UV aging test chamber:
1. During the operation of the UV aging test chamber, it is necessary to maintain sufficient water sources.
2. The UV aging test chamber should minimize the time required to open the door during the testing phase.
3. Non full-time operators are not allowed to operate the UV aging test chamber without authorization.
4. Please contact our company when the UV aging test chamber encounters a malfunction that cannot be resolved by yourself.
5. After stopping using the UV aging test chamber for a long time, if it needs to be used again, it is necessary to carefully check the water source, power supply, and various components, and confirm that there are no errors before starting the UV ultraviolet aging test chamber.
6. Due to the strong harm of ultraviolet radiation to personnel (especially eyes), operators should minimize exposure to ultraviolet radiation (exposure time should be less than 1 minute). It is recommended that operators wear protective goggles and protective covers.

In summary, it is the precautions for using the UV aging test chamber. During the process of using the UV aging test chamber, by following the relevant precautions mentioned above, we can ensure the safe operation of the UV aging test chamber and better extend its service life.

UV aging test Chamber is designed for evaluating the resistant performance of non-metallic materials, organic materials (plastics, paints, coatings, rubbers, etc.) under the specified conditions such as sunlight, temperature, and other climatic conditions. It creates a man-made testing environment imitating the natural light source such as sunlight and other damages in the nature, such as rain and dew damage, to impose on the materials and to assess the degree of color changing and fading under the accelerated environment conditions. The chamber fully complies with the requirements of Standard ISO 4892-1, ISO 4892-3, GB/T16585-1996, GB14522-93, GB/T16422.3-1997, ASTMG53 and etc., provides the best UV sunlight simulation, and is easy to use and operate.

Lisun Instruments Limited was found by LISUN GROUP in 2003. LISUN quality system has been strictly certified by ISO9001:2015. As a CIE Membership, LISUN products are designed based on CIE, IEC and other international or national standards. All products passed CE certificate and authenticated by the third party lab.

Our main products are Goniophotometer, Integrating Sphere, Spectroradiometer, Surge Generator, ESD Simulator Guns, EMI Receiver, EMC Test Equipment, Electrical Safety Tester, Environmental Chamber, Temperature Chamber, Climate Chamber, Thermal Chamber, Salt Spray Test, Dust Test Chamber, Waterproof Test, RoHS Test (EDXRF), Glow Wire Test and Needle Flame Test.

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Tags：UV-263LS