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
    • Brazil ANATEL Certification

      Brazil ANATEL Certification

      ANATEL certification is a mandatory certification for telecommunications equipment or related equipment by the Brazilian National Telecommunications Administration (Agência Nacional de Telecomunica??es), including wireless communication equipment, wired communication equipment and related auxiliary equipment; this certification ensures that telecommunications equipment sold in the Brazilian market meets Brazil\'s technical standards and regulatory requirements, and guarantees the product\'s quality requirements such as radio frequency, electrical safety, electromagnetic compatibility, and electromagnetic exposure. If the product entering Brazil does not complete ANATEL certification, it may face fines, seizures, and other penalties.

    • COC certification in Algeria

      COC certification in Algeria

      COC certification in Algeria is a mandatory certification for products exported to Algeria, ensuring that the products comply with the country\'s safety, quality, and technical standards. The certification process includes document review, product testing, and factory inspection. Products that pass certification can be legally sold in the local market, protecting consumer interests and promoting fair trade.

    • Saudi Arabia GCC Certification

      Saudi Arabia GCC Certification

      GCC certification is the abbreviation for Gulf Cooperation Council certification, which is a mandatory certification requirement for products entering the market in Saudi Arabia and other countries in the Gulf region.

    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
    国产亚洲av片在线观看播放| 91在线九色| 日本十八禁视频无遮挡| 全部孕妇毛片| 国产∨亚洲v天堂无码久久久| 色与欲影视天天看综合网| 久久亚洲国产成人精品性色| 国精品99久9在线 | 免费| 日本va欧美va欧美va精品| 成人无码精品1区2区3区免费看| 成人无码精品1区2区3区免费看| 亚洲精品亚洲人成人网| 中文字幕av无码不卡免费| 亚洲av无码国产综合专区| 亚洲va中文字幕无码| 亚洲一区二区三区久久| 波多野结衣AV大高潮在线观看 | 精品国产一区二区三区久久影院 | 少妇与黑人一二三区无码| 小嫩妇好紧好爽再快视频| 亚洲日韩欧美内射姐弟| 狠狠色噜噜狠狠狠狠av不卡| 亚洲熟女少妇一区二区| 欧美日韩在线亚洲综合国产人| 大肉大捧一进一出好爽视频mba| 久久久久免费精品国产| 视频一区中文字幕| 久久国产亚洲AV无码| 国产成人在线视频播放| 国产精选视频在线观看| 久久久久人妻精品一区三寸| 久久人妻AV中文字幕| 精品亚洲国产成人AV| 双乳奶水饱满少妇呻吟免费看| 狠狠色综合网站久久久久久久| 欧美又大粗又爽又黄大片视频| 波多野结衣av无码久久一区| 精品国产av无码一区二区三区| 免费 成 人 黄 色 网站69| 国产成人av一区二区三区在线| 精品欧洲av无码一区二区14|