SMELTGJUTNA SLIPMEDELSKORN OCH SETT ATT FRAMSTELLA DESSA

Process for producing a fused abrasive grain, characterized in that it comprises the steps of: (1) charging in an electric furnace a mixture of (a) 0.7 to 1.7 parts by weight approximately of t102 of high purity; (b) 98.6 to 99.3 parts by weight approximately of alumina containing na2o as the only o...

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Bibliographische Detailangaben
Hauptverfasser: T B WALKER, R J SEIDER, P CICHY
Format: Patent
Sprache:swe
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Beschreibung
Zusammenfassung:Process for producing a fused abrasive grain, characterized in that it comprises the steps of: (1) charging in an electric furnace a mixture of (a) 0.7 to 1.7 parts by weight approximately of t102 of high purity; (b) 98.6 to 99.3 parts by weight approximately of alumina containing na2o as the only oxidic impurity present in an amount in excess of 0.1% by weight; (Machine-translation by Google Translate, not legally binding)