Grading of Bricks

Grading of Bricks

As per IS10719557 and 1970 code specifications,

a. Bricks with compressive strength not less than 140kg/cm2 –

Grade A-A class.

b. Bricks with compressive strength not less than 105kg/cm2 – First

class bricks - Grade A.

c. Bricks with compressive strength not less than 70kg/cm2 –

Second class bricks – Grade B.

d. Bricks with compressive strength not less than the average value

35kg/cm2 – class III bricks – Grade C.