SCM / Pozzolans / Slag Testing

SCM / Pozzolans / Slag Testing

• ASTM C311 – Testing Fly Ash or Natural Pozzolans for Use in Portland-Cement Concrete
  • Chemical analysis:
    • Moisture content
    • Loss on ignition
    • Silicon dioxide, aluminum oxide, iron oxide, calcium oxide, magnesium oxide, sulfur trioxide, sodium oxide and potassium oxide
    • Available alkali
    • Ammonia
  • Physical tests:
    • Density
    • Fineness
    • Increase of drying shrinkage of mortar bars
    • Soundness
    • Air-entrainment of mortar
    • Strength activity index with portland cement
    • Water requirement
    • Effectiveness of fly ash or natural pozzolan in controlling alkali-silica reactions
    • Effectiveness of fly ash or natural pozzolan in contributing to sulfate resistance
      
      
• ASTM C618 – Spec for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete
• ASTM C989 – Spec for Slag Cement for Use in Concrete and Mortars
• ASTM C1240 – Spec for Silica Fume Used in Cementitious Mixtures
• ASTM C1697 – Spec for Blended Supplementary Cementitious Materials
• ASTM D5370 – Spec for Pozzolanic Blended Materials in Construction Applications
• AASHTO M302 – Slag Cement for Use in Concrete and Mortars
• AASHTO M307 – Silica Fume Used in Cementitious Mixtures
• ACI PRC-232.2-18 – Report on the Use of Fly Ash in Concrete
• Complete Listing