Aggregate Impact Value (AIV) Testing Apparatus Product Code Product Description PRS-A0650 Aggregate Impact Value (AIV) Testing Apparatus The Aggregate Impact Value Testing Apparatus, meets with BS 812, it is robustly designed to determine the Aggregate Impact Value (AIV) of aggregates which provides a relative measure of the resistance of an aggregate to sudden shock or impact. The counter fitted to the machine automatically records the number of blows delivered to the sample, manufactured from heavy duty plated steel to resist corrosion. The Aggregate Impact Value (AIV) Apparatus is supplied complete with; â?¢ Cylindrical Measure, Ã? 75 mm, â?¢ Steel Tamping Rod, Ã? 16x600 mm Dimensions 450x350x850 mm Weight (approx.) 52 kg