Impact of Different Grinding Aids on Standard Deviation …
The sieve results in Table 1 shows residue by way of sieve analysis using 45 µm sieve mesh (BS140-1). A total of nine (9) cement raw meal samples each weighing 10 g with varying combinations of grinding aid were milled using a Pfaff grinding machine for 130 secs at 1200 rpm. The resulting powders were pelletized into circular discs. Each disc