Porcelain sand is used as a filter material. It consists of kaolin, binding substances and pore-forming substances. Porcelain sand is subjected to high-temperature sintering, has a white color, high density, its uniform particles form micropores. Porcelain sand can be used in various industries, such as: pharmaceutical, chemical, oil industry, as well as in the electrical industry, for electrolytic coating, in the paper and wine industries, for cleaning various contaminants, water treatment, industrial water treatment, sewage treatment. They have a long service life, are used to dissolve harmful substances, and do not cause secondary pollution.
|Proportion||2,3||Size||Support layer||1-2;2-4; 4-8;8-16; 1632|
|Water absorption rate, %||<1|
|Wear rate, %|
|Void ratio, %||30-40|