Australian Calca Granite (Empire Red)

TEST

COMPRESSIVE STRENGTH (Mpa)

 

Unaxial unconfined

 

   

Dry

150

   

Wet

148

   

Ratio wet/dry

0.99


YOUNG'S MODULUS OF ELASTICITY (Gpa)

 

Static, mid-third

 

   

Dry

61.8

   

Wet

61.3


PISSON.S RATIO

 

Dynamic

 

   

Dry

0.28

   

Wet

0.29


FLEXURAL STRENGTH (Mpa)

 

Orientation x

 

   

Dry

10.9

   

Wet

11.5

   

Ratio wet/dry

1.05

Orientation y

 

   

Dry

9.5

   

Wet

10.6

   

Ratio wet/dry

1.11

Ratio top-bottom/east-west, dry

0.87


ULTRASONIC PULSE VELOCITY (m/sec)

 

Cores, normal to dominant plane

 

   

Orientation x

6213

   

Orientation y

6243

Block

 

Normal dominant plane

5620

   

Orientation x

5500

   

Orientation y

5190


BULK DENSITY (kg/m3)

2610


WATER ABSORPTION (%)

 

By volume

 

   

At atmospheric pressure

0.43

   

Under vacuum

0.46

By weight

 

   

At atmospheric pressure

0.17

   

Under vacuum

0.18


SATURATION COEFFICIENT

0.95


RESISTANCE TO SALT CRYSTALLISATION

 

(% weight loss)

0.06


ABRASION RESISTANCE

 

Table index

133


SHORE HARDNESS

 

   

Dry

57

   

Wet

56


DIMENSIONAL STABILITY (% linear change)

 

Normal to dominant plane

-0.002

   

Orientation x

-0.004

   

Orientation y

+0.001


COEFF OF LINEAR THERMAL EXPANSION

 

(mm/mm/C x 10)

 

Normal to dominant plane

7.5

   

Orientation x

7

   

Orientation y

7.9


MICROCRACK DENSITY (cracks per 100mm)

15