... (m2/m3)Void volume(m3/m3)Dry packing factor ( m-1 )Heaping number (n/m3)Heaping weight (kg/m3)5/8 "16 ... .81090.96012465003142 "50×50×1.01100.95012865003933 "76×76×1.2710.9618018303083"76×76×1.5720.9518418303844 "100×100×1.8740.9655012003704 "100×100 ... ×2.0350.955531200371 Metal pall ring (Dia.5/8", 1", 1.5", 2", 3", 4 ...