Aggregate Impact Value Apparatus

Aggregate Impact Value Apparatus

This machine is used to deter-mine the aggregate impact value(AIV) which provides a relative measure of the resistance of an aggregate to sudden shock or impact.
The machine is robustly designed and made from corrosion-resistant steel. 
It is fitted with a counter to check the number of blows delivered to the sample and comes complete with one cylindrical measures (BS or NF) and a tamping rod.

Impact hammer weight: 13.75kg±0.05kg
Height of the fall hammer: 380±5mm
Impact cup: Ø102×50mm
Circular section metal straight stick:16×600mm,one part is semicircle
Gauge metal cylinder: cylinder75×50±1mm