Magnesia Ceramic Foam Filters produced by Tech Ceramic is a sulphur and phosphor free products used for filtration of magnesium alloys. The foam ceramic filter has good high temperature stability in the magnesium alloy melt, it does not pollute the alloy, but has perfect filtering and adsorption ability for the oxidation inclusion and the flux inclusion.

Physical Properties

Material composition: magnesium oxide

Working Temperature: ≤1100℃

Color: Light Yellow

PPI: From PPI 4 up to PPI 60 (PPI = pores per inch)

Porosity(%): 80‐90

Compressive Strength(MPa): ≥0.8 (Room temperature)

Bulk Density(g/cm3) : 0.7-0.8

Thermal shock resistance: ≥6 times/1100℃‐Room temperature


Magnesia ceramic foam filters are available in common sizes, other sizes can be customized upon request.


TC-CFF-400 Magnesia Ceramic Foam Filters


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