Schiaramento/annotazione:Fireclay small-piece
Descrizione del marchio dettagliata:Are used in electric furnaces, heating devices and other heat
units for the set and fixing of electrical heaters and other purposes
.
physical-chemical indices:
* mass fraction of aluminium oxide no less than 28 %
* fire resistance not lower than 1670 degree. C
* open porosity not more 30 %
* permanent linear shrinkage at a temperature of 1400 degree not more
0, 5 %
* pressure resistance no less than 12, 5 n on apartment MM |
Condizzioni di fornamento:
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