- Chemical Family:Bauxites
- Functions:Filler
- Particle Size:10.0 - 10.0 microns
- Features:Abrasion Resistance, High Mohs Hardness, High Durability, High Inertness, Chemical Resistance
- End Uses:Ceramics, Welding Products
Portalum® A 25 is produced from refractory agglomerated super calcined (RASC) bauxite. The main constituent is the mineral corundum. The standardized quality of Portalum® A 25 is guaranteed by means of an ISO 9001-certified quality management plan. Raw materials and production are closely monitored to ensure consistency in chemical composition and grain size.