Rolling mill rolls FAQ

121What is a rolling mill used for?A rolling mill is used to straighten and/or change the thickness of sheet metal, slabs, or ingots. Rolling mills can also be used to add texture and shape to metals depending on the need and the rollers that are installed in the machines. How does a rolling mill work?What…

Graphite electrode FAQ

121Why are graphite electrodes used?Graphite rods are used as electrodes in electrolysis because graphite’s structure enables it to be an excellent conductor. The high number of delocalized electrons allows electricity to pass through graphite rapidly. How do you make graphite electrodes?The graphite electrode is mainly made of petroleum coke and needle coke, and the coal bitumen is used as a binder. It is made by calcination,…

Refractory brick FAQ

121Magnesia-carbon brick. What's it for?Magnesia-carbon brick is made of high melting point alkaline oxide magnesium oxide (melting point 2800°C) and carbon material with high melting point which is difficult to be penetrated by slag. Carbon – free composite refractories made of carbonaceous binder. Carbon brick magnesium-carbon refractory was developed by the United States in the…