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XVI Reunión Científica de la Sociedad Española de Arcillas - Libro ...

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Ferraz E et al. / Comunicaciones SEA 2001 – Baeza (Jaén)<br />

Table 1. Wall Formation Rate (WFR) and Filtration Rate (FR) values<br />

Sample<br />

WFR<br />

FR<br />

(mm/min 1/2 )<br />

(cm 2 /s)<br />

Alvarães kaolinitic red c<strong>la</strong>y 0.4052 0.0002<br />

C Standard Porce<strong>la</strong>in 0.5212 0.0004<br />

Po<strong>la</strong>ris 0.7259 0.0006<br />

Alvarães ball c<strong>la</strong>y 0.9254 0.0009<br />

Grolleg 1.0330 0.0009<br />

Saibrais 1.3367 0.0013<br />

Sibelco 1.3715 0.0011<br />

Alvarães kaolinitic c<strong>la</strong>y 1.6389 0.0014<br />

Mibal 1.7000 0.0021<br />

Alvarães residual kaolinitic c<strong>la</strong>y 2.8053 0.0050<br />

Vialpo 4.9040 0.0082<br />

Figure 1. Wall Formation Rate (WFR) versus Filtration Rate (FR)<br />

Wall Formation Rate vs Filtration Rate<br />

Filtration Rate (cm 2 /s)<br />

0,010<br />

0,009<br />

0,008<br />

0,007<br />

0,006<br />

0,005<br />

0,004<br />

0,003<br />

0,002<br />

0,001<br />

0,000<br />

y = 0,0019x - 0,0009<br />

R 2 = 0,9713<br />

0 1 2 3 4 5 6<br />

Wall Formation Rate (mm/min 1/2 )

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