Bubble Alumina Castable Refractory 5kg


Bubble Alumina Castable Refractory 5 kg.

Availability: Out of stock SKU: CASTABLE-5KG

(E-mail when Stock is available)


  1. The Bubble Alumina Castable Refractory 5kg is a low density refractory mixture with excellent insulation properties. It is capable of withstanding temperatures in excess of 1600 °C and can be cast into different shapes/sizes.

5 kg makes a total volume of approximately 5 L

For high heat applications we recommend a 50 mm wall thickness.

Included items:

  • 3 kg bubble alumina
  • 1 kg A600
  • 1 kg air separated fireclay


  1. Combine included items in a ratio by weight of 3:1:1 (bubble alumina:A600:fireclay)
  2. Add water to thoroughly wet mixture to a stiff consistency
  3. Pour into form and gently tamp down
  4. Drying can be accelerated by heating. On first firing start with a short duration of low heat to ensure the refractory is thoroughly dry

Save Save

Additional information

Weight 5.5 kg
Dimensions 30 × 30 × 30 cm


There are no reviews yet.

Be the first to review “Bubble Alumina Castable Refractory 5kg”