It contains about 60% SiO2, ang many other elements It is good to be used as fertilizer raw material.

Contents:

Size: 3-5mm

Chemical composition

Item	SiO2	Al2O3	Fe2O3	Na2O	K2O
Result %	55.6-60.5	9.0-10.1	5.7-6.7	0.03-0.11	0.96-1.30
Item	CaO	MgO	MnO	TiO2	Ignition Lost
Result %	0.42-1.95	10.7-11.35	0.61	0.32-0.6	10.53-11.80

BB fertilizer raw material Attapulgite granule