How hard is the sound insulation coating on the building floor in Chongqing?

The sound insulation coating for building floor in Chongqing has good hardness. Environmental protection products: the total content of pure water, VOC and benzene meets the national standard, which is more than ten times lower than the national standard data (tested by authoritative testing institutions). Water resistance and wear resistance: after continuous immersion in water for 15 days, the coating surface will not fall off powder, delaminate, bubble or empty drum, and the product has good compatibility with various composite substrates.