Network of Weathing Catalog
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Network of Weathering P r o d ucts & S e r v i c e s E x p e r i e n c e. T h e A t l a s D i f f e r e n c e.

Table of Contents About Atlas

About Atlas® A Global Leader in Weathering Testing Services and Technology Since 1915 Atlas® has pioneered innovations in the way companies test the durability of their products. This catalog represents the breadth of our commitment to excellence in materials durability testing. From the advanced technology of our accelerated weathering equipment and services to the consultative services of our expert weathering scientists, our approach to the market is clear: Provide our customers with sophisticated technology and advanced testing solutions to determine how long their products will last....

A Complete Weathering Testing Program Establishing a scientifically designed weathering testing program ensures you’re getting the best look at product durability and performance. Implementing all five components is critical to obtaining the service life prediction you are looking to achieve. Our team of weathering experts works with you every step of the way to ensure your product has a bright future. Design of Experiment A scientifically designed weathering testing program helps you achieve the most accurate, reproducible and repeatable results. ■ Know your product and the goals you hope...

What Light is Right? Light Quality Choosing the “right light” is one of the first steps in creating an accurate and reliable weathering test program. Atlas® accelerated weathering instruments offer a variety of light sources to simulate the effects of natural sunlight. We will work with you to select a light source with the spectral power distribution closest to your end-use environment, ensuring the most reliable and accurate results. Sunlight vs. Artificial Light Sources 3.0 A Comparison of Relative Spectral Power Distribution • Global Solar Radiation Average Miami Sunlight 26º South...

Filter Combination Charts Filter Combinations Inner Test Conditions Right LightTM Soda Lime Soda Lime + Float Glass in Auxiliary Lantern Cira on Type S Boro Lightfastness test for automotive interior materials to meet GMW 3414TM Lightfastness test for automotive interior materials to meet Ford FLTM B0 116-01 Weathering tests requiring a precise match for solar cut-on, full spectrum match and/or cooler test temperatures Most common combination for weathering tests (Daylight filter system) Most common combination for lightfastness tests behind window glass Common combination for testing...

Filter Combination Charts Filter Combinations Inner Test Conditions X enot est ® Alph a+ 4 Infrared + 3 Window Glass Simulation of solar radiation behind window glass at higher temperatures 2 Infrared + 5 Window Glass Simulation of solar radiation behind window glass for AATCC TM 16H-1998 Simulation of solar radiation behind window glass (e.g. ISO 105 B02) Simulation of solar global radiation outdoors (daylight) – (e.g. Marks & Spencer, ISO 105 B04) Simulation of solar radiation behind window glass at higher temperatures, for testing of automotive interior materials (e.g. ISO 105 B06)...

Filter Combination Charts Filter Combinations Base Test Conditions Simulation of severe (unnatural) UV stress Non-aging for simulation of solar global radiation outdoors (daylight) Window Glass Non-aging for simulation of solar radiation behind 3 mm window glass Simulation of severe (unnatural) UV stress at elevated temperature Non-aging for simulation of solar global radiation outdoors (daylight) at elevated temperature Window Glass Non-aging simulation of solar radiation behind 3 mm window glass at elevated temperature Simulation of severe (unnatural) UV stress Non-aging for simulation of...

Spectral Power Distribution Charts Right Light™ vs. Daylight 2.0 Spectral Power Distribution Charts The charts below are representative Spectral Power Distribution (SPD) graphs of our accelerated weathering light sources as compared to sunlight. A variety of filter combinations are available for our Xenon and Metal Halide light sources (see pages 6-8), which can help alter the SPD to provide the closest match to your end-use environments. 0.5 Filtered Xenon Daylight (Note- scales vary to highlight specific SPDs) Right Light Filter System vs. Sunlight vs. Type S/Type S Type S Boro/Soda Lime...

Spectral Power D istribution Charts Ford FLTM B0 116-01 and GMW 3414 TM vs. Daylight Behind Window Glass Daylight Behind Window Glass Fluorescent UV Lamps vs. Daylight Concentration Factor EMMAQUA Target Board Avg. Miami Sunlight 26º S Direct Concentration Factor 315-400 nm (avg.=5.6) Linear Concentration Factor 315-400 nm (avg.=5.6) Filtered Metal Halide Behind Window Glass CIE85 T4 Behind Window Glass Filtered Metal Halide Behind Window Glass vs. Daylight Behind Window Glass Filtered Metal Halide vs. Daylight Filtered Metal Halide CIE85 T4 Ford FLTM B0 116-01 Daylight Behind Window Glass

Accelerated Weathering Products The Ci Series Weather-Ometers Digital Control for Reliable Accelerated Weathering Testing The Ci Series represents a significant advancement in applying digital and optical technologies in a laboratory weathering instrument. Controlled Irradiance (Ci) Xenon Arc Systems deliver constant levels of irradiance and the most precise temperature and humidity control in the industry, helping to establish new standards of performance for correlation, accuracy, reproducibility and repeatability. Unmatched Repeatability and Reproducibility Innovations in airflow,...

Ci Series Features and Benefits Common Applications ■ Rotating rack maximizes exposure uniformity Automotive Coatings, Fabrics and Plastics over all specimens ■ Narrow band (340 nm or 420 nm), broad band (300–400 nm) irradiance control with optional monitoring or illuminance control (LUX) at 400-750 nm at a second wavelength to meet global test requirements ■ Controlled irradiance up to 2-sun levels for higher acceleration based on your test requirements ■ ASTM Black Panel Thermometer or ISO/DIN Black Standard Thermometer controls and monitors temperature at specimen level to ensure test...