Flat or Butterfly Rock Auger:
There are three categories of Flat or Butterfly Rock Auger:
1- Single Cut Auger
2- Double Cut Auger
3- Double Cut Auger without Rock Pilot
Drilling Diameter Range: 500~2500mm
Main Applications:
1- The Single Cut and Double Cut Augers are suitable for drilling in weak fractured rock and very dense sand and gravel (Less than 5 MPa)
2- Double Cut Augers are mainly used for bigger diameter uncased boreholes and secant piles
3- Double Cut Auger without rock pilot are recommended for fractured rock or moderately weak to moderately strong rock (5~50 MPa)
|
Single-cut
|
Double-cut
|
Drilling Diameter (mm)
|
Weight (kg)
|
Weight (kg)
|
520
|
660
|
|
700
|
800
|
|
800
|
840
|
890
|
900
|
870
|
930
|
1000
|
940
|
1000
|
1200
|
1150
|
1220
|
1500
|
1300
|
1450
|
1800
|
|
1930
|
2000
|
|
2220
|
2500
|
|
3520
|
* Other sizes can be manufactured as per customer demand