Caterpillar Performance Handbook, January 2017, SEBD0351-47

Productivity ● Boulder breaking

Hydraulic Hammers

H130E s

H140E s

120

120

100

100

80

80

60

60

40

40

Boulders per hour 20

Boulders per hour

20

7 6 5 4 3 2 1

0.5 1 1.5 2 2.5 3 3.5 Boulder size (m 3 ) H160E s

Boulder size (m 3 )

H180E s

120

120

100

100

80

80

60

60

40

40

20

Boulders per hour 20

Boulders per hour

10 987654321

8 7 6 5 4 3 2 1

Boulder size (m 3 )

Boulder size (m 3 )

SOFT ROCK

HARD ROCK

LIMESTONE DOLOMITE

SLATE

GABBRO

HARD ORES

GRANITE

DIABASE

ANDESITE

8-14 Edition 47