light fastness test for fabric

(c) 2008 - 2020 InTouch Services Ltd. All Rights Reserved, 5 Color Fastness Tests to Prevent Textile Fading and Staining. Luggage zipper reciprocating fatigue tester for standard. 34, Fu Dong Street, 70142 Tainan City, Taiwan. The higher the number, the better the fabric’s color fastness. A fabric with good quality color fastness would achieve a color change rating of 4 and a color staining rating of 3 to 5. ISO 105 X12 requires the cloth be wetter than that following the AATCC 8 standard. But for a more impartial study, it is perhaps better to choose an international, third party laboratory. The color fastness to light test determines the effect of natural sunlight on textile colors. Contact us today to discuss your fabric requirements. The evaluation method is based on the comparison of the blue wool standard. The crocking test determines the resistance of textile colors to rubbing off and staining other materials. This is why it’s so important for manufacturers to ensure color fastness at the production stage. The tested fabric is rubbed against both wet and dry, non-dyed fabric for a specified time on a specially designed machine – a crockmeter. Color fastness is the extent to which a fabric loses its color under certain conditions. Washing, exposure to sunlight, perspiration and daily wear and tear can all have an unwanted impact on colored fabrics. ISO 105 E04 and AATCC 15 are the two main standards for perspiration testing. There are five test procedures under AATCC 61, but the most common test procedures are 1A and 2A. Color fastness is the resistance of a fabric to change in its color characteristics or to transfer its colorant(s) to adjacent materials. Many international color fastness testing standards exist to help importers evaluate the durability of their dyed fabrics. This multifiber fabric has swatches of different kinds of fibers, such as nylon, cotton, acetate, polyester, wool and acrylic fabrics. Fabric is placed under a Xenon Arc Lamp, which mimics natural sunlight. The “S” in the ISO 105 C06 test number refers to a single commercial or domestic laundering. A red sock has found its way into a wash load of whites and now everything has turned a sickly shade of pink! For this test, the lab technician attaches a strip of multifiber fabric specimen to measure staining, as with the perspiration test. ISO 105 X12 and AATCC 8 vary mostly in the amount of water used to wet the cloth rubbed on the test specimen. You might think this test sounds like the washing test. ACT Voluntary Colorfastness to Light Guideline. Colorfastness to Light. The “M” refers to multiple washes, or approximately five domestic or commercial launderings. Chances are you’ve come across the phrase “wicking fabric“. For instance, if we wear a jacket over a t-shirt, after a long day of movement, will the fabric from one stain the other? Fiber. The Option 3 procedure subjects the fabric to continuous light, while some other AATCC 16 options subject the fabric to alternating light and dark conditions. That is, level 2 sun 57 h, level 3 sun 112 h, level 4 sun 166 h, level 5 sun 220 h, level 6 sun 275 h, 7 level sun 329 h. Color fastness to sea water. A color fastness test for perspiration are particularly relevant for sports apparel and swimwear, which will most likely be exposed to heavy perspiration during use. Many importers use A2 because it mimics extreme low humidity conditions. If you have any questions regarding knitted fabrics or have any knitted fabric needs, please feel free to reach out to us. But a professional lab can test your fabric under many conditions that an inspector can’t replicate on site, such as elevated humidity levels, continuous sunlight and heavy perspiration. 3. There are varios types of colorfastness test are used to measure garments quality. The test specimen and multifiber fabric are immersed together in water under specific conditions of temperature and time. +86 755 2220 0833 (Mandarin and English), New business inquiries: And even if you don’t have any problems with your vision, the same fabric can look very different in different lighting conditions and under different light sources. Abrasion – High Traffic. What are the standards for waterproof performance tests? The color fastness is denoted by the number of the light fastness standard fabric that has change color to the same extent as the test specimen. “Colorfastness to light refers to a fabric’s ability to resist fading when exposed to light.” The test used to measure colorfastness to light is AATCC 16 option 1 or 3. How a dyed fabric has been finished and fixed. We’ve all been there. Color fastness to chlorinated water. A fabric’s degree of resistance to the fading effect of light. Eysan is a knitted fabric expert. If you’re researching textiles (or just looking to avoid laundry disasters) read this ultimate guide to color fastness of fabrics now! The color of your fabric has a big part to play. And neon, bright and dark colors are more likely than light colors to cause staining. Examples include, TL84 – the light most commonly used in shops in Europe, Japan and China, U30 – the warm white light used in stores in the US, CWF – the cool white light used in stores in the US, Sportswear Color Trends Forecast for Fall Winter 2021/22. Or a strip of non-dyed, multi-fiber fabric is also included in the test and then assessed for the level of staining. But what is this stuff? +33 178906995 (French and English) Color fastness to wet rubbing is typically lower than for dry rubbing for most fabrics. For example, light colors are more likely than dark colors to fade under bright light. The color fastness to light test determines the effect of natural sunlight on textile colors. Color fastness is usually assessed at the lab-dip stage of production. The Grey Scale for Staining rates the staining of an undyed material tested with the specimen from 1 (greatest color transfer) to 5 (no color transfer). Human sweat is typically acidic. The test methods that we usually use for Crocking/Rubbing are called "BS EN ISO 105 X12" and "AATCC 8". Top 5 Sportswear Fabric Trends for SS2021, EYSAN Donated Disaster Perambulator Car to Tainan City Fire Department, A Complete Guide to Fabric Sourcing & Fabric Suppliers, Fabric Trend Sportswear Spring Summer 2022, Sportswear Color Trends Forecast for Spring/Summer 2022. But there are a number of international quality testing standards. The American Association of Textile Chemists and Colorists (AATCC) and the International Organization for Standardization (ISO) color fastness standards are the most commonly used in the U.S. and EU, respectively.

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