Sr150 Rotary Drilling Rig for Pile Construction
Product Description
can supply with all kinds of standard drilling tools, including DBB-II, DBB-III, CB and so on. For
Special geological conditions, can also provide special drilling tools accordingly to improve working efficiency. The latest special drilling tools developed by are as follows:
Pilot drilling bucket
Integrate bailing bucket and barrel; The design of arc reinforcing plate, outside of reinforcing plate welded with transition bending plate; Hinge is made of high tension steel; Applicable layers: Cave, occlusal pile.
Core barrel with centralizer
Suitable for stage drilling of large diameter bore hole; The cutting teeth and roller bits are interchangeable;
Centralizer supports the hole wall to avoid drilling an inclined hole; Applicable layers: Medium or slightly decomposed bedrock, hard or superhard bedrock.
Underreaming bit
Adjustable reamer arms can meet the specific requirements of different bore hole diameters; After drilling operation, convey soil with bailing bucket or scouring bit; Reamer arms are easy to spread and retract; Box type structure is easy to service; Applicable layers: Hard stratum, frozen soil and medium soft rock.
Technical Parameters
| SR150C |
Unit |
Parameters |
| Max.Drilling Dia. |
mm |
1500 |
| Max.Drilling Depth |
m |
55 |
| largest torque |
kN.m |
150 |
| Speed of rotary drive totation |
rpm |
7-14 |
| Max.push |
kN |
150 |
| Max.pull |
kN |
160 |
| Crowd stroke |
mm |
4250 |
| Mast sideward |
. |
(+/-)5 |
| Mast forward |
. |
5 |
| Main winch pull(1st layer) |
kN |
160 |
| Main winch wire rope dia. |
mm |
28 |
| Max.main winch line speed |
m/min |
70 |
| Aux.winch pull(1st layer) |
kN |
60 |
| Aux.winch wire rope dia. |
mm |
14 |
Product Pictures
Company Information
Audited Supplier 
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