The difference between white corundum section sand and white corundum size sand

The difference between white corundum section sand and white corundum grain/size sand
White corundum section sand
When white corundum molding sand is used for crude steel processing, it is often used as a refractory material because of its high high-temperature strength, good fire resistance and corrosion resistance. In addition, white corundum molding sand has strong slag resistance. At the same time, it can be used in the left kiln, so the effect of making ceramics and other products is also very good.
White corundum section sand generally refers to 1-Omm white corundum products. 3-1mm, 5-3mm, 8-5mm, etc. White white corundum grain /size sand
Sand with white corundum grain size can also be called single-size sand, usually F12-F220. Such as F12.F30, F54.F90.F100.F220 and so on. These single-number sands are mainly used in abrasives and other industries.