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    Home > Coatings News > Paints and Coatings Market > Coating classification: technical performance index terminology of architectural coatings -- covering power and contrast ratio

    Coating classification: technical performance index terminology of architectural coatings -- covering power and contrast ratio

    • Last Update: 2020-04-03
    • Source: Internet
    • Author: User
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    Core tip: covering power is the ability of coating to cover the substrate It is expressed in terms of the coating rate (g / cm2) that exactly reaches the full coverage of the substrate The covering power of paint can be divided into dry covering power and wet covering power The contrast ratio also reflects the ability of the film to cover the substrate, but it is the ratio of the dry film reflectivity on the standard blackboard and white board measured by the reflectometer under the condition of given wet film thickness or given coating rate, which is called the contrast ratio This given wet film thickness or a given coating rate often does not cover the substrate completely Paint knowledge | precautions for wall paint color selection Recommended introduction: when painting the wall, the owner sometimes has difficulty in choosing what color of the wall paint to paint In fact, there is no ugly color in the wall paint, only the disharmonious color matching The use of wall color contains the knowledge of health Too strong color will stimulate people's perception, make people have a sense of fidgety, affect people's mental health Grasp the basic principles of wall color and paint a colorful space 1、 Wall paint color selection notice 1 Light color is generally used for the top surface Light colors make people feel light, dark colors make people feel heavy Usually, the treatment of rooms is from top to bottom, from shallow to deep For example, the ceiling and walls of rooms are white and Coating home news: covering power is the ability of coating to cover the substrate It is expressed in terms of the coating rate (g / cm2) that exactly reaches the full coverage of the substrate The covering power of paint can be divided into dry covering power and wet covering power The contrast ratio also reflects the ability of the film to cover the substrate, but it is the ratio of the dry film reflectivity on the standard blackboard and white board measured by the reflectometer under the condition of given wet film thickness or given coating rate, which is called the contrast ratio This given wet film thickness or a given coating rate often does not cover the substrate completely Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,
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