It used to determine the aggregate impact value which provides a relative measure of the resistance of an aggregate to sudden shock or impact.
Technical parameter:
1.Amount of cylinder: diameter 76mm, inner height 51mm, wall thickness of 3mm.
2.The shock Cup: diameter 102mm, inside height 50mm round steel tube, inside surface after the first treatment.
3.Tamping rod: steel rod diameter 10mm, length 23mm, one end of the hemisphere surface.
4.Impact hammer weight: 14.0 to 13.5Kg
5.Impact hammer drop height: 380 ± 5mm.
