A UVA radiation meter emulates the ultraviolet spectrum of solar radiation, with the UVA-340 bulb being the most effective at replicating the shorter wavelengths present in sunlight. This type of UVA ...
A UVA radiation meter emulates the ultraviolet spectrum of solar radiation, with the UVA-340 bulb being the most effective at replicating the shorter wavelengths present in sunlight. This type of UVA testing device is especially valuable for assessing and contrasting the performance variations among diverse polymer materials and stabilizing agents.
Ultraviolet (UV) testing offers dual methodologies for simulating wet conditions. The predominant technique employed is condensation, which optimally mimics the natural wet degradation processes occurring outdoors. All UV testing systems are capable of executing the condensation cycle. However, given that certain practical applications necessitate the application of water spray to yield accurate outcomes, a subset of UV testing models is also equipped to operate in a water spray mode.
1. Accurate Simulation of Solar Spectrum: These chambers replicate the short-wave ultraviolet region of natural sunlight, which is crucial for causing material degradation.
2. Spectral Consistency: Equipped with UVA-340 lamps, they provide a spectrum akin to Q-Lab's UVA-340, ensuring uniformity in test outcomes.
3. Longevity and High Radiant Flux: UVA-340+ lamps guarantee usage up to 8000 hours at typical radiant flux values, offering higher irradiance testing capabilities than standard UVA-340 lamps.
4. Optical Filter-Free: The fluorescent lamps used in UVA aging test chambers simulate the critical short-wave UV spectrum without the need for additional optical filters.
5. Broad Application Scope: Suitable for accelerated aging tests of various materials, including plastics, coatings, adhesives, and sealants.
6. Temperature and Humidity Control: These chambers can simulate high-temperature and humidity conditions found outdoors to expedite the aging process of materials.
7. Ease of Operation: UVA ultraviolet aging test chambers are designed for simplicity and ease of use, making them one of the most reliable and user-friendly aging test devices on the market.
8. Data Logging and Analysis: Some models come with data logging and analysis capabilities, recording parameters such as light intensity, temperature, and humidity during the testing process.
9. Environmental Adaptability: Capable of simulating aging effects under various environmental conditions, including subtropical, desert, and northern industrial climates.
10. Compatibility with International Standards: Designed and operated in accordance with most international standards, ensuring global recognition of test results.
1. The surface of the specimen from the lights from the nearest parallel to the surface: about 50mm
2. Wavelength range: UV-A wavelength range of 315 ~ 400nm
3. Within the radiation intensity 1W/m2/340nm
4. Temperature Resolution: 0.1 ℃
5. Light Temperature range: 50 ℃~ 70 ℃/ temperature tolerance of ± 3 ℃
6. Condensing temperature range: 40 ℃~ 60 ℃/ temperature tolerance of ± 3 ℃
7. Blackboard thermometer measuring range: 30 ~ 80 ℃/ tolerance of ± 1 ℃
8. Temperature control: PID self-tuning temperature control mode
9. Humidity range: about 45% ~ 70% R.H
10. Sink requirements: water depth less than 50mm, and a water supply automatic controller
11. Standard Specimen size: 75 × 150mm 48pcs
12. Recommended instrument environment: 5 ~ 35 ℃, 40% ~ 85% R • H, 300mm from the wall
13. Voltage: 220V ± 5%, single-phase three-wire, 50Hz, 10A, 15A GFCI requirements
