Aggregates

Aggregates

1. Classification

   • Normal weight
   • Light weight
   • Heavy weight

2. Sources

   • Igneous
   • metamorphic
   • sedimentary

3. Size

   • Fine agg
     • < 4.7mm
   • Coarse agg
     • > 4.7mm
   • 4.75, 10,20,40mm

4. shape

   • Rounded
   • Angular
   • Irregular
   • Flaky

5. Strength & Testing

   • Agg Crushing Value
     • IS 2386 Part 4-1963
   • Agg Abrasion value
     • Deval Attrition Test
     • Dorry Abrasion Test
     • Los Angeles Test
   • Agg Impact value
   • Test for Flakiness Index
     • IS 2386 part 1- 1963
     • Metal thickness Gauge
   • Test for Elongation Index
     • Is 2386 Part 1 -1963
   • Grading - sieve analysis