A rating of between 0 and 8 is awarded. The Blue Wool Scale - two pieces of blue wool are used to test lightfastness. In addition the film weight of the ink applied can make a difference, as does the degree of white pigment within a given formulation. Traditionally this test was developed for the textile industry, but it was later adopted by the printing industry as a measure of lightfastness for ink colourants. The light fastness test ends when a fadingon the test sample. Blue Wool Scale for Colourmount Boards. The pigments used in Derwent products are tested for lightfastness and graded from 1-8 (8 being considered extremely lightfast). Color Chart (HTML Color Codes, Color Names, Colors) Return to ColorPicker.com: Color Names: Hex Color Blue Wool 1 –A few days up to a week in dull conditions. The ink is then allocated that number on the Blue Wool Scale. Black Friday: FREE standard shipping on orders of $50+ w/code: DERSHIPUS. The test samples are exposed at the same time as a standard colour scale known as the blue wool scale (or simply wool scale). Blue wool ref 1 will fade very quickly, whereas blue wool ref 8 is considered extremely lightfast. This colour scale is composed of strips of wool fabric, tinted with 8 blue colorants, whose light fastness increases regularly in an arithmetic scale from 1 to 8. 0 denotes extremely poor lightfastness, whilst 8 denotes excellent lightfastness. Enter the distance from the floor to your wrist crease. Light fastness tests, using the Blue Wool scale as a reference, are carried out using a Xenon arc lamp as a light source. Moderate resistance. Labels passing BS 5609 have had light fastness values over Blue Wool 6. The blue wool scale cards willl normally be used in conjunction with grey scale cards in order to assess the degree of change. A dull climate will be very different to a desert exposure in Africa. Very Low resistance. A list of the BWS ratings for each Colourmount board is shown below: Colourmount is manufactured in the UK by Slater Harrison Ltd, a specialist paper & card manufacturer with over 90 years experience. The test simply compares which blue pigment fades at the same time as the ink sample on test. We use the Blue Wool Scale, which is a testing standard common with artists' materials manufacturers. One is placed in the dark and the other in the equivalent of sunlight for a period of three months. Iron Color Code Chart. Your PING iron static fitting recommendations for lie angle and length are determined using the PING Color Code Chart (below) using a combination of your height and wrist-to-floor measurement (first wrist crease). High resistance. Please select from the required measurements. We constantly monitor, develop and retest our pencil range to improve on our lightfast ratings. Leaks See upcoming Roblox items before they are released! 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BLACK FRIDAY WEEK: 30% OFF + FREE UK Standard Delivery for orders of £30 or over: Use code DERSALE30 at checkout. Head over to our Stock-Xpress store Light from the Xenon lamp has the nearest artificial wavelength distribution to that of the sun. We use the Blue Wool Scale, which is a testing standard common with artists' materials manufacturers. The Blue Wool standard relates to our star icons as follows: *** = 7, 8 Blue Wool Scale † ** = 5, 6 Blue Wool Scale † * = 3, 4 Blue Wool Scale † KvK 56567847 NL 2019 : Click here to order RAL products with hologram (proof of original) Very Low resistance. 3, 4 Fair, moderate. ALL LEGISLATION COLOUR INKS AT HIBISCUS ARE BLUE WOOL 7 OR ABOVE. One is placed in the dark and the other in the equivalent of sunlight for a period of three months. 0 denotes extremely poor lightfastness, whilst 8 … Any result above Blue Wool 6 (ASTM II) is considered to be. Please select a wrist to floor measurement. Click here for golfers 4'4" to 5'2" tall and for ages 7 to 13 as we recommend using the Junior Fitting Process. The blue wool card allows you to monitor the net exposure to light given to objects on display and to alert conservators to adjust intensity of illumination. Blue wool ref 1 will fade very quickly, whereas blue wool ref 8 is considered extremely lightfast. labels and related goods. The test simply compares which blue pigment fades at the same time as the ink sample on test. Derwent have the latest testing technology which measures the lightfast levels of every pencil. The Blue Wool scale, of 1 to 8, uses samples of wool dyed with 8 different blue pigments each of which fade after different exposure times: 1 being the least resistant and 8 being the highest. We use the Blue Wool Scale, which is a testing standard common with artists' materials manufacturers. Blue Wool 4 –Up to 3 months. By using this site, you agree to our. The Blue Wool scale, of 1 to 8, uses samples of wool dyed with 8 different blue pigments each of which fade after different exposure times: 1 being the least resistant and 8 being the highest. )0¬\ê¨qj¥ÄÓ%©�{®$còÿnœ5ݯ–68‘’¹ŞtlÜİï¬icòkÛOok¤¶O’W©ôÌÒçã@KïÙğ^"QxİõlPeƒş“ . Trade Ads Quickly find active traders of the items you're looking for through trade ads. The Blue Wool Scale measures and calibrates the permanence of colouring dyes. Derwent have the latest testing technology which measures the lightfast levels of every pencil. Lowerhouse Mills, Bollington, Macclesfield, Cheshire, SK10 5HW, England. PING introduces the Color Coding System. Any result above Blue Wool 6 (ASTM II) is considered to be. The American Association of Textile Chemists and Colorists pioneered the work on these test methods and together with the ASTM D13 committee. Blue Wool Scale Rating. Blue Wool Table. The Blue Wool Scale - two pieces of blue wool are used to test lightfastness. The Blue Wool Scale (BWS) indicates the lightfastness of colourants. Any result above Blue Wool 6 (ASTM II) is considered to be VERY GOOD and will not fade for over 100 years in gallery conditions. A rating of between 0 and 8 is awarded. (top) unexposed; (bottom) exposed to sunlight for 800+ hours Blue Wool Table. The pigments used in Derwent products are tested for lightfastness and graded from 1-8 (8 being considered extremely lightfast). The Blue Wool Scale measures and calibrates the permanence of colouring dyes.Traditionally this test was developed for the textiles industry but it has now been adopted by the printing industry as measure of lightfastness of ink colourants. The TriboElectric Series Bill W. Lee, David E. Orr. Players. The blue wool scale cards willl normally be used in conjunction with grey scale cards in order to assess the degree of change. Golfers quickly see how having the right lie angle helps their game and begin to identify themselves with their particular color code. Games. Unlocking Distance: Launch Conditions and Angle of Attack. Direct comparisons of the Blue Wool Scale to the light fastness required to meet BS 5609 do not exist. After three months the two pieces of wool are compared and rated between 0 – 8. Blue Wool 8 –Exceptional – virtually no fade. Click to view our Accessibility Statement. For accuracy, have someone else take the measurement while you are standing on a flat surface. Trade Ads. The pigments used in Derwent products are tested for lightfastness and graded from 1-8 (8 being considered extremely lightfast). Derwent have the latest testing technology which measures the lightfast levels of every pencil. Blue wool ref 1 will fade very quickly, whereas blue wool ref 8 is considered extremely lightfast. Derwent have the latest testing technology which measures the lightfast levels of every pencil. Blue Wool 7 –Excellent performance, only a limited number of pigments give this level of light fastness even at full strength.