Introduction:

IRC-SP-53-2002 and IS 15462-2004

Construction Details:

• Made of brass /Gunmetal material
• The shape, dimensions and tolerances as shown in fig 1 of IRC-SP-53-2002 Standard
• The ends b & b` are known as clips, and the parts a & a' are known as sides of the mould. 
• The dimensions of the mould will be such that, when it is properly assembled, it will form a briquette specimen having the following dimensions.

Total Length  :  75 ± 0.5 mm

A           = 36.5 ± 0.1 mm

B           = 30.0 ± 0.1 mm

C           = 17.0 ± 0.1 mm

D           = 10.0 ± 0.1 mm

E           = 10.0 ± 0.1 mm