PDF SILICA SAND FOUNDRY REQUIREMENTS AND CLASSIFICATION
Typical Values for Queensland silica Sands are FSD 710M 0-4ml, Rouse Channel Sand 15-40ml. The Best Value is 0 and a usable maximum value is 15. The acid demand test can be obtained by the use of hydrochloric acid or Sulphuric Acid as per the BCIRA Broadsheet 210-4 (1983) Moisture Moisture contents of 0.2% and above are detrimental to the ...