Shell Making

Capital Refractories manufacture and supply shell repair materials with the Shellseal name. These are Shellseal 213, a zircon enriched material, and Shellseal A1 which is a high alumina, zircon-free material.

Both have a controlled fast set time.

Product AI2O3 SiO2 ZrO2 + HfO2 Fe2O3 MgO P2O5
Shellseal 213 11.1 39 29.7 0.5 8.9 6.9
Shellseal A1 78.6 0.1 - <0.1 11.7 5.7

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