Water treatment filter anthracite, anthracite coal particles is to highlight the advantages of stable chemical property, in general acidic, neutral, alkaline water will not be dissolved, have sufficient mechanical strength, is currently single, double, three layer filter are indispensable good material.

　Anthracite filter material is to ensure that the distinctive in filtration rate, cycle, stable quality. In the use of multilayer filter is not running of coal, and not mixed layer, with the characteristics inherent in the known. Anthracite filter material is made of high quality anthracite. The filter by the national Ministry of construction water treatment to filter the material quality inspection center for identification of the indicators are in line with ministerial standards, urban drainage and industrial water treatment and ideal quality filter material.