Specification:

FM:Al₂O₃; 15.8%min;

Fe:0.45%max;

PH:3.0min
Water Insolubles:0.15%max 
Grain size:2---5mm.

AS:0.0005%max

Pb:0.0025max

Use: Used in papermaking , printing and dye, tanning leather, fire-fighting equipment,drug and wood preservation, treatment for the drinking water for industrial use ,etc.

Packing: 25kg pp bag