20 MESH DMFC is a dry, granular, plastic fireclay. This is used as a granular raw material as required in industry. Physical Properties: (Typical) Pyrometric Cone Equivalent Orton Standard Cones 31 ½ Quantity Required to lay 1,000 9 x 4 ½ x2 ½” (2292 x 114 x 63 mm) Brick Dipping Consistency 475 lbs. 216 kg Particle Size (Dry) Maximum Retained on 12 Mesh (1.40mm opening) Less than 1.0% Maximum Retained on 16 Mesh (1.00mm opening) Less than 2.0% Typical Through 100 Mesh (0.15mm opening) 75% Chemical Analysis: (Approximate) (Calcined Basis) Silica (SiO2) 57.9% Alumina (Al2O3) 36.0 Iron Oxide (Fe2O3) 2.2 Lime (CaO) 0.3 Magnesia (MgO) 0.4 Titania (TiO2) 1.9 Alkalies (Na2O + K2O) 1.3 55lb/25kg bags 72 bags per Pallet MADE IN THE USA