T127 Self Drilling Hollow Bar
  • It is a new type of Sinorock® Self Drilling Hollow Bars, which combines drilling, grouting and anchoring together. It is convenient, reliable and high-efficient. T thread can be connected with drilling machine, rock bolting jumbo and grout injector.

Function:

1. Adapt to the supporting under conditions of complexity and easy collapse.
2. Applied to slope-supporting and micropiles.
3. Soil nailing support.

Features:

1. High intensity for anti-shearing and tensile resistance.
2. Change the original stress status of rock-soil body efficiently and improve its stability.
3. Provide support positively.

Technical Data:

T127 Self Drilling Hollow Bar
Sample Size Outer Dia.
(mm)
Inner Dia.
(mm)
Ultimate Load
(KN)
Yield Load
(KN)
Thread Weight
(Kg/m)
T127 Self Drilling Hollow Bar T127/111 127 111 2400 1810 R 23.5
T127 Self Drilling Hollow Bar T127/103 127 103 2320 2030 R 28.9
Anchor Coupling
T127 Self Drilling Hollow Bar
Sample Size Outer Dia.
(mm)
Length
(mm)
Thread Weight
(Kg)
Anchor Coupling T127 139 255 R 5.4
Anchor Nut
T127 Self Drilling Hollow Bar
Sample Size Type Key Size
(mm)
Length
(mm)
Thread
(L/R)
Weight
(Kg)
Anchor Nut T127 Spherical Collar Nut 140 140 R 7.6
Anchor Plate
T127 Self Drilling Hollow Bar
Sample Size Type Dimensions
(mm)
Thickness
(mm)
Hole Dia.
(mm)
Weight
(Kg)
Anchor Plate T127 Plat Plate 250*250 50 140 18.40
Centralizer
T127 Self Drilling Hollow Bar
Sample Size Outer Dia.
(mm)
Length
(mm)
Weight
(Kg)
Centralizer T127 200 80 3.50
Drill Bits
T127 Self Drilling Hollow Bar
Sample Type Size Diameter (mm)
Drill Bits EX T127 ø200
Drill Bits ESS-F T127 ø200
Drill Bits Clay Bit T127 ø220

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