Drache is one of the world's leading manufacturers of ceramic foam filters. The product range includes Ceralu Al2O3 filters for Aluminium casthouses, Cerapor LD filters for Aluminium foundries, Cerasic SiC filters for iron foundries and Cerazirk ZrO2 filters for steel foundries.
Further products made by Drache are Fused Silica components, e.g. launder segments, filterboxes, spouts, stoppers and hot-top rings, designated for Aluminium casthouses. For filterboxes and launder systems, the complete engineering services ares offered as well.
The product range is completed by Alu-Stop Boron Nitride coating, advanced ceramic components made from Silicon Nitride and Aluminium Titanante as well as parts made from Calcium Silicate.