Fused Zircon Mullite – FZM

Fused Zircon Mullite is primally fused from pure zircon sand and very pure alumina. The specialy chosen raw materials allow us to offer two grades for the the industry. LP grade is an optimal for cost-driven applications . HP grade is optimal where the quality does not accept any compromise.

To help you to find the best product from our range, please contact us.

Typical chemical analysis:

Product name Al2O3 SiO2 ZrO2 TiO2 Fe2O3 Na2O
FZM-RS/LP 49% 14.8% 35.5% 0.15% 0.15% 0.4%
FZM-RS/HP 47% 16% 36% 0.1% 0.1% 0.15%

Grain size:

  • Refractory industry (FZM-RS):
    0-0.1mm; 0-0.5mm; 0-1mm; 1-3mm; 3-5mm;


  • In 25 kg paper bags 1000 kg/ pallet
  • In 1000 kg BB-s