2~3MM,4~5MM,6~8MM or customized
Porcelain clay: 10～18%
High grade clay: 15～20%
Others: about 10%
Amount of generating negative ions: 1500～2000p/s.cm3
PH of soaking water solution: 7.2～7.8
Insoluble, gradually releasing mineral substance
Packing, Storage and Transportation
Plastic bag, 25kg/bag，or customized
Keep from raining, and avoid moisture. Stored in dry place.
Instruction For Use
Should wash with clean water for two times in the first, then can be directly used for treating drinking water.
the highest using temperature is at 950℃