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ASTM G154 UV Test Machine
Irradiation Source:Fluorescent UV lamps (8) - 40 W
Temperature Range: Ambient ～ 90 ℃ ±2℃
Bandwidth:290 ~ 400nm
Irradiance Control:0.3~20 W/㎡
Water Spray Cycle:1~9999H59M (Adjustable)
Distance of Specimen and lamp:50mm
ASTM G154 UV Test Machine Introduction
LIB Industry introduces an advanced ASTM G154 UV Test Machine designed meticulously to assess material durability against UV exposure. The chamber is equipped with specialized UV lamps that emit ultraviolet radiation. These lamps simulate the UV component of sunlight, allowing for controlled and accelerated testing of materials' resistance to UV exposure.
Technical Specifications
Model | UV-SI-260 |
Internal Dimension (mm) | 450*1170*500 |
Overall Dimension (mm) | 610*1330*1470 |
Specimen Holder Size(mm) | 75*150 |
Specimen Capacity | 56 Pieces |
Irradiation Source | Fluorescent UV lamps (8) - 40 W |
Temperature Range | Ambient ～ 90 ℃ ±2℃ |
Black Panel Temperature (BPT) | 35 ～ 80 ℃ |
Humidity Range | ≥95% RH |
Bandwidth | 290 ~ 400nm |
Irradiance Control | 0.3~20 W/㎡ |
Water Spray Cycle | 1~9999H59M (Adjustable) |
Distance of Specimen and lamp | 50mm |
Controller | Programmable color LCD touch screen controller, Ethernet connection |
Water Supply System | Automatic water supply, Water purification system |
Safety Device | Over-temperature Protection; Over-current Protection; Water Shortage Protection; Earth leakage Protection; Phase Sequence Protection |
Exterior Material | Steel Plate with protective coating |
Interior Material | SUS304 stainless steel |
Product Details
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Sample Shelf Flat specimen holders& 3D specimen holders The sample holder is removable | Water Spraying Equipped with ten nozzles, the diameter of the nozzle is 0.5mm, the settlement is 0.8 ~ 1.0mm / 80cm2 / H | Irradiation Source UVA 340 nm and UVB 313 nm fluorescent UV lamps are available Easy to change UV lamps |
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Working Principles
1. UV Light Source:
The uv resistance test chamber is equipped with specialized UV lamps that emit ultraviolet radiation. These lamps replicate the UV component of sunlight, which is a key factor in the degradation of materials exposed to outdoor conditions.
2. UV Spectrum Simulation:
The chamber may aim to simulate specific wavelengths of UV light to replicate the conditions that materials would experience in real-world outdoor environments. This can involve adjusting the spectrum to match different types of sunlight.
3.Temperature Control:
The ASTM G154 UV Test Machine includes mechanisms to control and adjust temperature levels. This control is essential because UV exposure often occurs in conjunction with temperature variations and changes in humidity in outdoor environments.
4. Sample Exposure:
Test samples, which can be various materials or finished products, are strategically placed within the chamber to undergo controlled exposure to UV radiation. The exposure conditions, including intensity and duration, can be precisely monitored and adjusted.
ASTM G154 UV Test Machine Application
◇Automotive Industry:
Assessing the UV resistance of automotive materials such as interior components, exterior coatings, and plastic/rubber parts exposed to sunlight.
◇Coatings and Paints:
Evaluating the UV resistance of coatings and paints used in architectural applications, outdoor structures, and industrial equipment.
◇Textiles and Apparel:
Assessing fabrics, dyes, and finishes for their resistance to fading and degradation caused by exposure to UV radiation in outdoor environments.
◇Electronics:
Testing electronic components and materials for their resistance to UV exposure in outdoor electronic devices.
FAQ
Q: What is the lifespan of UV lamps?
A: The usable time is 1200 hours. After more than 1200 hours of exposure, the lamp needs to be replaced with a new one.
Q: Can ASTM G154 UV Test Machine simulate specific weather conditions?
A: Yes, it replicates various weather conditions, including high UV exposure and controlled humidity.
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