Alumina cement for bottom solutions


Alumina cement to seal and joint Alumina surfaces.

Typical application

Easy-to-use cement for jointing and sealing Alumina blocks.

ERGAL® 05 CEMENT also applied on ERGAL® SL CAST concrete for levelling small surface.

Due to its high alumina content it cannot be used in contact with silica. For application with contact with silica check out the ERPLAST® Z PATCH.

Chemical and physical properties

Typical chemical composition


Typical crystallographic analysis

  • corundum

Physical characteristics

Description International standards British standards
Maximum diameter 0.5mm 35Mesh
Typical bulk density 2.5g/cm3 156pcf

Instructions of use

Chemical setting with 6 to 15% drinkable water by weight, depending on application

Packaging and storage

  • 50kg drum
  • Must be properly stored up to expiry date in undamaged original sealed packaging, in dry conditions at temperatures between +5°C and +40°C

Related products


Alumina monolithic bottom solution

Self levelling high-purity alumina concrete safety sublayer with excellent glass contact properties.


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High alumina heat-setting cement to joint and seal Alumina and alumina-zirconia-silica (AZS) refractories.

Fused cast

Regular cast, electrofused 95% alumina (alpha-beta alumina)

Excellent glass contact properties with extremely low defect potential.
High resistant to alkali vapor and creep for superstructure application.