鋁35%,鐵1.4%,解膠流速好,325目篩餘(yu) 2%以內(nei)
鐵0.55%,鋁36%,鈦0.7%,鉀0.35%,鈉0.04%
白度92,鋁37%,鐵0.2%,鈦0.5%
白度90.3,鋁37.66%,燒失12.58%
超白高嶺土,白度85-90,鋁37.44%,鐵0.84%,鉀0.94%,鎂0.11%