日韩欧洲精品无码AV,99国产午夜精品一区二区天美,精品久久免费一区二区三区四区,久久综合图区亚洲综合图区,久久久久亚洲AV免费观看,精子网久久国产精品,亚洲AⅤ无码一区二区二三区性色,亚洲精品国产电影,亚洲资源在线观看,婷婷五月丁香在线

  • 
    
  • <ul id="yy6ca"></ul>
  • <del id="yy6ca"></del>
    <ul id="yy6ca"></ul>
    <strike id="yy6ca"><menu id="yy6ca"></menu></strike>
    Hotline:400-880-1556

    English




    basic introduction

    ZRLK's professional testing team can provide you with multi-faceted paint testing services, help you to avoid the loss caused by the wrong material selection, and provide clear directions and suggestions for material improvement. At the same time, it can also be used to monitor the quality of factory production.

    Service background

    The material coated on the surface of the object can bond well with the base material and form a complete and tough protective film, which we call the paint. In fact, paint and paint are the same concept, and paint is a long-used customary name. After the introduction of our country, we will use it as an industry term. At present, the entire architectural coatings market continues to grow and the entire industry is undergoing continuous upgrades. It has become a trend to produce high-value-added products with better quality and stricter environmental protection standards. Environmental protection and health are the biggest concerns of coatings. point.

    ZRLK's professional testing team can provide you with multi-faceted paint testing services, help you to avoid the loss caused by the wrong material selection, and provide clear directions and suggestions for material improvement. At the same time, it can also be used to monitor the quality of factory production.

    Service Content

    Test items

    Harmful substance content, low temperature flexibility, water impermeability, tensile test, low temperature flexure, heating expansion rate, surface drying time, solid drying time, solid content

    standard test

    GB 23445-2009, GB 16777-2008, JC/T 864-2008, JC/T 2090-2011, GB 18581, GB 18582

    Applicable Products

    Building materials, coatings

    Test content

    Harmful substance content

    1. Test principle: determine the content of volatile organic compounds, benzene, toluene, ethylbenzene, xylene, TDI, HDI, methanol, halogenated hydrocarbons, heavy metals and other harmful substances in paint or coated products.

    2. Test standard: GB 18581, GB 18582, GB 23445-2009 (Section 5)

    Low temperature flexibility

    1. Test principle: The sample is bent after a low temperature treatment for a period of time, and whether the sample is broken from a certain angle.

    2. Test standard: GB 16777-2008 (Section 13.2), C/T 864-2008 (Section 5.4.4)

    Impermeable

    1. Test principle: put the sample in a specific device and apply a specific pressure at a certain time to see if the sample leaks.

    2. Test standards: GB 23445-2009 (Section 6.2), GB 16777-2008 (Section 15), JC/T 864-2008 (Section 5.4.5), JC/T 2090-2011 (Section 7.6)

    Low temperature bendability

    1. Test principle: After a period of treatment, the sample is bent 90 degrees at a specific temperature to watch the appearance of the sample.

    2. Test standards: GB 23445-2009 (Section 6.2), GB 16777-2008 (Section 14.2), JC/T 2090-2011 (Section 7.7.2)

    Tensile test

    1. Test principle: Tensile the specimen until it breaks, and measure its tensile strength.

    2. Test standards: GB 23445-2009 (Section 6.2), GB 16777-2008 (Section 9.2), JC/T 864-2008 (Section 5.4.3)

    Heating expansion rate

    1. Test principle: heat the sample and measure the rate of change of dimensions before and after heating.

    2. Test standard: GB 16777-2008 (Section 12), JC/T 864-2008 (Section 5.5.8)

    Dry time

    1. Test principle: apply the coating to the aluminum plate, and record the time when the coating is not adhered with the finger.

    2. Test standards: GB 16777-2008 (Section 16.2.1), JC/T 864-2008 (Section 5.7.1), JC/T 2090-2011 (Section 7.4)

    Working time

    1. Test principle: apply the coating to the aluminum plate, and record the time when the coating is cut with a knife, and there is no finger sticking in the bottom layer and the film.

    2. Test standards: GB 16777-2008 (Section 16.2.2), JC/T 864-2008 (Section 5.7.2), JC/T 2090-2011 (Section 7.4)

    Solid content

    1. Test principle: After heating the material, certain substances will be volatilized, and the rest is solid content.

    2. Test standard: GB 23445-2009 (Section 6.2), GB 16777-2008 (Section 5), JC/T 864-2008 (Section 5.4.6)

    Our advantage

    1. With a professional qualification and experienced expert technical team, we can provide you with professional consultation and services.

    2. Have advanced laboratory equipment to ensure the accuracy and reliability of test data.

    3. As a third-party testing and certification organization trusted by customers worldwide, we are your certificate of quality.


    Online consultation

    Online consultation

    Recommend
    • BSCI certification

      BSCI certification

      BSCI certification is an abbreviation of BusinessSocialComplianceInitiative, and Chinese is called business social standard certification. BSCI is an organization that advocates the business community to abide by social responsibility. At the same time, it is a non-profit organization.

    • Enterprise CMA certification

      Enterprise CMA certification

      CMA, the name is \"China Metrology Accreditation\", the abbreviation of \"China Metrology Accreditation\" in English. According to the provisions of Article 22 of the Metrology Law of the People’s Republic of China: “The product quality inspection agency that provides notarized data to the society must be evaluated by the metrological administrative department of the people’s government at or above the provincial level for the capability and reliability of metrological verification and testing. Qualified.\"

    • CNAS certification

      CNAS certification

      Laboratory accreditation is a third-party certification that CNAS has the ability to perform specific testing and calibration work for testing and calibration laboratories.

    Paint testing

    ZRLK\'s professional testing team can provide you with multi-faceted paint testing services, help you to avoid the loss caused by the wrong material selection, and provide clear directions and suggestions for material improvement. At the same time, it can also be used to monitor the quality of factory production.

    Get a quote
    久久国产高潮流白浆免费观看| 亚洲精品无码mv在线观看网站 | 人人妻人人澡人人爽欧美精品| 少妇浴室精油按摩2| 内射人妻无码色AV麻豆| 一区二区三区中文字幕| 无码少妇一区二区三区| 成人免费一区二区三区视频| 国产精品人成电影在线观看| 久久无码AV中文出轨人妻| 无码久久免费视频| 天天综合视频网| 久久精品99国产精品日本| 性荡视频播放在线视频| 久久久久亚洲av无码专区喷水 | 亚洲成AV人最新无码| 日本免费无遮挡吸乳视频中文字幕 | 精品人妻VA出轨中文字幕| 欧美黑人粗大猛烈18p| 欧美综合激情网| 国内精品人妻无码久久久影院| 军人粗大的内捧猛烈进出视频| 免费人成无码大片在线观看| 亚洲va欧美va天堂v国产综合| 鲁大师在线影院免费观看| 日韩人妻无码一区二区三区99| 亚洲碰碰人人AV熟女天堂| 国产精品揄拍100视频| 精品福利视频一区二区三区| 在线A亚洲视频播放在线观看| 又大又黄又粗的免费视频| 欧美一区二区三区久久成人精品 | 欧美成年视频在线观看| 欧美人与动牲猛交xxxxbbbb| 亚洲av无码第一区二区三区| 欧美人妻一区二区三区| 亚洲av无码国产精品麻豆天美| 亚洲精品成人久久久| 国产女主播喷水视频在线观看| 国产成人a人亚洲精品无码| 国产亚av手机在线观看|