For more than 20 years, with the great development of China's construction industry, the stone industry has become increasingly prosperous. With its irreplaceable advantages, decorative stone has become the third largest building material after cement and steel. There are almost all large buildings in China. Decorating the use of decorative stone. The stone makes the building look simple and natural, solemn and luxurious, greatly improving the taste of the building. At the same time, problems in the application of stone are gradually exposed.

Wet paste with cement mortar, no protective treatment for stone

Water spots, white hua and rust spots are everywhere, and many people even think that these diseases are normal phenomena that cannot be avoided. With the advent of advanced protective materials and new installation processes, methods to prevent these lesions are gradually being promoted. However, some old ideas are difficult to change, some old crafts are still in use, and the use of new materials is not yet fully understood, and new technologies are not perfect enough, leading to the continuous emergence of various stone lesions.

Not paying attention to cleaning and daily care

At present, more than 90% of stone cleaning and daily care work is done by numerous cleaning teams. Most of the cleaning practitioners have been transferred from other cleaning industries in recent years. It is only in recent years that stone cleaning and maintenance have been taken care of. They don't know enough about the characteristics of stone and the use of different stone materials. The use of special stone cleaning and nursing materials is often not well mastered. Some even use cleaning bathroom materials or washing carpets to clean the stone. Therefore, it will inevitably cause various problems. Not only the old lesions are difficult to remove, but new lesions have appeared, and even caused a million yuan loss in a single project.

Use inferior stone protectant

In the promotion and promotion of the concept of “prevention against the rule of governance”, some inferior protective agents have taken the opportunity to flood. Some protective agent advertisements are fascinating, do not pay attention to the specific stone characteristics and specific application environment, and use some plausible rather than simple operation methods. In reality, various pathological phenomena caused by improper selection and use of stone protectants can be seen. For example, old water spots do not eliminate but more serious new water spots, large areas of yellowing or whitening, etc., and such lesions are often more difficult to remove due to the protection of protective agents.  

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