CERAMCAST MD grade foundry sand (CERAMIC BEADS) is lower Density than standard grade and still keep the high refractoryness at 1750℃. It help the user reduce the volume of foundry sand to lower the casting cost.
* Stable chemical composition Al2O3 60-70% (As per customer requirements)
* High performance with smooth ball shape
* Low water absorption.
* Bulk Density 1.5-1.6g/cm3
* Avaiable particle size from 12 Mesh to 140 Mesh.