2015年12月16日星期三

Foundation construction piling rotary drilling rig CFA auger rock drill auger ben@chinaunimate.com

Foundation construction piling rotary drilling rig CFA auger rock drill auger ben@chinaunimate.com

What UNIMATE could offer?
Drill augers are divided into few types:
1-Conical auger
2-Flat or Butterfly auger
3-Continuous flight auger and auger head

1) Conical Auger( Single cut auger and Double cut auger )  
Drilling Diameter Range: 600~2500mm
Main Applications:
1- Single Cut Augers and Double Cut Augers are suitable for drilling in medium to strong rock (15~60MPa)
2- Double Cut Augers are recommended for bigger diameters uncased boreholes.
2) Flat or Butterfly Auger: (Single-Cut Auger, Double Cut Auger, Double Cut Auger without Rock Pilot)
Main Applications:
1- Flat or Butterfly Rock 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) 
Drilling Dia
mm
Shell Dia
mm
Shell Length
mm
Bucket thickness
mm
Material
600570120020/3016Mn
700670120020/3016Mn
800770120020/3016Mn
900870120020/3016Mn
1000970120020/3016Mn
12001170120020/3016Mn
12501220120020/3016Mn
14001370120020/3016Mn
15001470120020/3016Mn
18001770120020/3016Mn
 *Other sizes could be manufactured as per customer's demand
3) Continuous flight auger and auger head
Flat or Butterfly Clay Auger (Single Cut Auger and Double Cut Auger)
Main Applications:
1- The Single Cut and Double Cut Augers are suitable for drilling in clay, silt and loose to medium dense sand and gravel.
2- The Single Cut and Double Cut Augers with side cutters are suitable for drillin in hard clay, silt and medium to high dense sand and grave 




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