Appearance: black particles
Properties: adopt high quality anthracite, select screen etc, crushing process. Good adsorbability, high mechanical strength, the chemical stability, excluding toxic and harmful substances, with reasonable size grade.

Use: suitable for general neutral alkaline acid, the purification processing, industrial and water purification processing.

Main physical and chemical indexes:
Analysis of test data analysis project project test data
Fixed carbon (C) 65-95% density 145-1.57 g/cm3
Wear rate broken rate than 3% sum of two density 0.8-0.95 g/cm3
K80 non-uniform coefficient than 1.5
The method of more than 5% sulfur (S) or 0.05%
Hydrochloric acid soluble than 3.5 porosity ratio % % 47-53
Other heavy metal content does not exceed the national standards for drinking water