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PRESENTATIE ALUMINIUM CENTER NL 29 09 2010 (2) (3) (4)(5

PRESENTATIE ALUMINIUM CENTER NL 29 09 2010 (2) (3) (4)(5

PRESENTATIE ALUMINIUM CENTER NL 29 09 2010 (2) (3) (4)(5

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EIGENSCHAPPEN<br />

Zeer dikke conversielaag 5 – 8 µ t.o.v.<br />

chroom : 0,25 – 0,5 µ /Zirkoon: 0,05 – 0,1 µ<br />

2/3 van de dikte is volume van substraat en<br />

1/3 extra volume: actieve toplaag met<br />

precipitaten van vreemde elementen is weg<br />

Miljarden poriën/cm² cm²: porositeit = hechting<br />

Elektrische weerstand (barrier<br />

layer)<br />

verhindert vorming van galvanische cel<br />

Zeer efficiënt in het verhinderen van FFC

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