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The electrodes are made of graphite and the lining of the furnace is lined with a ceramic material. Both have melting points higher than the molten steel.
by ComradeTaco 9y ago
The electrodes are made of graphite and the lining of the furnace is lined with a ceramic material. Both have melting points higher than the molten steel.
- singularity2001 9y agoand if you (OP) continue asking "well how was the ceramic material made?": it is produced by dry dust pressing.