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UV Aging Test Chamber for Outdoor Plastics and Paints

Name: UV Aging Test Chamber for Outdoor Plastics and Paints
Brand: Xi'an LIB Environmental Simulation Industry

Outdoor plastics, paints, and protective coatings are exposed to sunlight, moisture, and temperature changes, which can cause fading, cracking, and loss of mechanical strength.

The UV Aging Test Chamber from LIB industry accelerates outdoor weathering by combining high-intensity UVA-340 or UVB-313 lamps, programmable temperatures from ambient to 90°C, and condensation cycles of 40–60°C. With 8 evenly distributed lamps, adjustable irradiance, and a touchscreen controller for customizable cycles, it ensures uniform exposure and precise simulation of years of sunlight in a short laboratory test. Its SUS304 interior provides durability for long-term testing, delivering reliable and repeatable results for plastics, paints, and coatings.

UV Aging Testing: Impact and Standards for Outdoor Materials

Outdoor plastics, paints, and coatings are continuously exposed to sunlight, which contains ultraviolet (UV) radiation—the main factor causing material degradation. Prolonged UV exposure can lead to color fading, gloss loss, cracking, peeling, chalking, and reduced mechanical strength, severely affecting the appearance and performance of outdoor products.

The LIB industry UV Aging Test Chamber for Outdoor Plastics and Paints simulates accelerated UV exposure, reproducing years of sunlight in just days or weeks. By combining UV radiation, condensation, and controlled temperature cycles, the chamber accurately mimics real-world weathering, allowing manufacturers to evaluate and improve material durability before mass production.

This accelerated UV testing adheres to internationally recognized standards, including:

ASTM G154 – Standard Practice for Operating Fluorescent Ultraviolet (UV) Lamp Apparatus for Exposure of Nonmetallic Materials
ISO 4892 – Plastics — Methods of Exposure to Laboratory Light Sources
ASTM D4329 – Standard Practice for Fluorescent UV Exposure of Plastics

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Key Features of UV Aging Test Chamber for Outdoor Plastics and Paints

Accurate and Stable UV Simulation

Equipped with high-quality UVA and UVB fluorescent lamps with over 5000 hours servicetime, the chamber emits specific UV wavelengths to mimic sunlight damage. The lamps are long-lasting and maintain a stable UV spectrum throughout testing.

Multi-Environment Simulation

The chamber can simulate various environmental factors beyond UV exposure, including high temperature, high humidity, condensation, darkness, and rain. With temperatures up to 90°C and humidity exceeding 95% RH, the system allows comprehensive evaluation of materials under diverse real-life conditions.

Automated Rain and Moisture Simulation

An integrated water spray system with multiple nozzles provides simultaneous rain simulation under UV exposure, closely replicating natural weathering. Automated water supply and filtration reduce manual intervention.

Versatile Sample Holders

With adjustable holders for up to 52 samples, including flat aluminum and custom 3D holders, the chamber accommodates various sample shapes and sizes. The holders ensure uniform UV exposure, maintaining consistency and accuracy for all specimens during testing.

Intelligent PID Controller

The programmable PID touchscreen controller allows precise control over temperature, UV irradiance, and testing cycles. Users can create up to 120 custom programs, each with multiple steps, supporting different international testing standards. Multilingual operation, remote control, automated alarms, and USB data export simplify operation and ensure traceable results.

Durable and Balanced Test Area

The interior, made of corrosion-resistant stainless steel, houses UVA/UVB lamps, spray nozzles, and air-water heating elements. This design ensures balanced airflow and uniform exposure, providing a stable and repeatable environment for accurate material performance assessment.

Technical Specifications of UV Aging Test Chamber for Outdoor Plastics and Paints

Model	UV-SI-260
Internal Dimension (mm)	4501170500
Overall Dimension (mm)	61013301470
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

Details of UV Aging Test Chamber for Outdoor Plastics and Paints

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UV Lamp System with Natural Condensation Cycles

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Remote Control & Data Connectivity

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Uniform Exposure Sample Holders

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Real-Time Lamp Status Display

With over 17 years of expertise, LIB industry provides engineer-led solutions, custom configurations, fast delivery, 3-year warranty, and lifetime technical support, making it a trusted partner for reliable UV weathering testing.

Contact Us for a Quote and Expert Selection Recommendation
Reach out to LIB industry today to receive a personalized quote and professional guidance on selecting the UV Aging Test Chamber that best fits your testing requirements. Fast, reliable, and supported by our experienced engineers.

Send Inquiry

LIB Team will send you specs and quote today.