How can pedestrian road is not slippery marble

March 19 every pedestrian street in Wuhu Yu Xuetian like "skating rink" the status of the report. Mr. Wang reported that out of the public in the day to call the newspaper to provide a fire to increase the friction with the method. This is derived from his experience in practice.

    Mr. Wang said, with the combustion of acetylene on the marble, so smooth marble surface will occur under high temperature expansion of the smooth surface becomes rough, but basically the naked eye can not see, but the friction increased very significantly, the approach is derived from his own experience. 5720 plant in Wuhu, Mr. Wang to work, most recently in charge of the unit about two thousand square meters to take anti-slip smooth marble, which he carried out market research and decided to fire comprehensive comparison method, inexpensive, deal costs about 30 yuan per square meter, you need to deal with professionals.

    I contacted Mr. Li, a marble on business, he said the South African red slip can fire the marble, but burn a little granite in color, the original becomes dark red light red. Technical difficulty of this method is not great, but at the moment Wuhu very few people understand this technology. Apart from using the fire there is no other way? Members of the public to make recommendations, the marble inlay of copper bar or playing the groove; also members of the public suggested that the most snow days in the pedestrian street where the laying of sliding cardboard boxes as a non-slip channel.