High alumina brick 75% - Refractory Brick | Fireclay Brick
2021-6-29 · High alumina brick with 75% alumina, High refractoriness under load, High compressive strength. Description. High alumina brick with 75% alumina. 1) Alumina content: 75%. 2) Apparent porosity: ≤23%. 3) Cold crushing strength: ≥50mpa. 4) Refractoriness: 1790oC. 5) Refractoriness under load in 0.2MPa: ≥1520oC.
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