Code | 
 D50(um) | 
Aposta | 
Densidade a granel | 
Si (ppm) | 
Fe (ppm) | 
América do Norte (ppm) | 
Al2O3 (% mín.) |

WFPP-01 | 
0.2 | 
14~16 | 
0.37~0.42 | 
<50 | 
<60 | 
<100 | 
99,95 |

WFPP-02 | 
0.3 | 
9~11 | 
0.40~0.45 | 
<50 | 
<60 | 
<100 | 
99,95 |

WFPP-03 | 
0.5 | 
7~9 | 
0.42~0.47 | 
<50 | 
<60 | 
<100 | 
99,95 |

WFPP-04 | 
0.8 | 
5 a 7 | 
0.45~0,50 | 
<50 | 
<60 | 
<100 | 
99,95 |

WFPP-05 | 
1.0 | 
3~5 | 
0.52~0.57 | 
<50 | 
<60 | 
<100 | 
99,95 |

WFPP-06 | 
1.5 | 
2~4 | 
0.62~0.67 | 
<50 | 
<60 | 
<100 | 
99,95 |

WFPP-07 | 
2.0 | 
2 e 3 | 
0.62~0.67 | 
<50 | 
<60 | 
<100 | 
99,95 |

WFPP-08 | 
2.5 | 
1~3 | 
0.75~0.85 | 
<50 | 
<60 | 
<100 | 
99,95 |