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How To Select Mullite Sand?

Views: 419     Author: SEPPE     Publish Time: 2018-05-05      Origin: SEPPE

Mullite sand is aluminum silicate refractory materials, normally used in stainless steel precision casting technology.It can be used as a substitute for quartz and bauxite sand for precision casting.Castings of this product are easy to leave the mold, do not deform or shrink, with good smoothness and high finished product quality. 

Mullite sand is made by kaolin through high heat sintering.At the same time, Mullite sand is also an excellent refractory.Refractoriness around 1750 degrees, Mullite sand content more aluminum and lower iron to show that the quality is more better, content lower dust to show that the quality is more better.

Mullite sand general type are 8-16 orders, 16-30 mesh, 30-60 mesh, 60-80 mesh, 80-120 mesh.Mullite powder type are 200 mesh, 300 mesh, etc.


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