THE USAGE OF THIS TESTER
1.The purpose of this instrument design.
This instrument is design for testing the coarse aggregate impact property. The testing result
is showing by thepercent of crashed aggregate weight of size under 2.36mm with total weight
of aggregate.
THE SPECIFICATIONS:
2.Specifications:
A.The instrument impact hammer weight is:13.75kg +- 0.05kg
B.The cylinder size is: inside diameter 76mm, inside height 51mm, the cylinder thickness 3mm.
C.The impact cup size is: Inside diameter, inside height 50mm, such cylinder cup, it inside surface
D.should toughening treated.
E.Tamper. The material is steel, diameter is 10mm, length 23mm. One end side is hemisphere.
F.Stander siever: Square hole size are 2.36mm, 9.5mm and  13.2mm.
G.Balance: Capacity is 1kg, accuracy at least 0.1g.