Brief introduction: SDC light fastness standard light fastness fabrics are dyed with designated blue dyes to make them into blue wool clothing, arranged in descending order of light fastness. Form a set of equivalent values from 1 to 8, 1 means the lowest light fastness, 8 means the highest light fastness, which allows the fabric to be graded, and a gray card is used to assess the color change, so as to illustrate the use The performance difference of the fabrics in is used in the ISO 105 B series test. Techincal specifications: Product specifications: 240mmx150mm/piece, 1 piece/package Place of production: United Kingdom Standard for: ISO B01-B05 What about the product quality? For our products, each instrument must be carried out 100% quality calibration and test when delivery goods. With CE certificate, we are very confident in our products, and we will pack them with safety wooden case to protect the machine when transport oversea.
What about usage of the machine? We will also give your professional guidance(Product operating manual and video), each products comes with a USB flash drive which have all the details.
What about warranty? Guarantee one years( if the parts damage within one year, we can replace the part for free) If customer need any technical support, we can help them solve their problem through email, video meeting. We also can provide door to door service, but customer need to bear the travel fees.
What about standards support? We are strictly following different international standards such as EN, ISO, ASTM, AATC, JIS, GB ect, and had been recognized by SATRA, CSA international standard agency.