R32 Hollow Bolt
self drilling rock bolt

R32 hollow bolt is one kind of the R-thread self-drilling rock bolt.It is composed by hollow anchor bar, anchor nut, anchor plate, anchor coupler, drill bit, centralizer, and the hollow anchor bolt can be cut and lengthened by coupling on request conveniently, which makes high piling output possible. It features a hollow bore for flushing, or simultaneous drilling and grouting because the hollow bolt can be used as grouting channel.

Specifications

R32 hollow bolt

Rock bolt Size Outer Dia. (mm) Inner Dia. (mm) Ultimate Load (KN) Yield Load (KN) Weight (Kg/m) Thread

R32L 32 20 210 160 2.9 ISO10208

R32N 32 20 280 230 2.9 ISO10208

R32N 32 18 280 230 3.4 ISO10208

R32S 32 18 360 280 3.4 ISO10208

R32S 32 14.5 360 280 4.1 ISO10208

Accessories

Anchor Coupling

Coupling Outer Dia. (mm) Length (mm) Weight (Kg) Thread

42 145 0.80 ISO10208

42 160 0.81 ISO10208

42 190 1.00 ISO10208

Anchor Nut

Nut Size Type Key Size (mm) Length (mm) Weight (Kg)

R32N Hex Nut 46 45 0.36

R32S Hex Nut 46 65 0.55

R32N Domed Nut 46 45 0.40

Anchor Plate

Plate Size Type Dimensions (mm) Thickness (mm) Hole Dia. (mm) Weight (Kg)

R32L Domed Plate 150*150 8 35 1.30

R32N Domed Plate 150*150 10 36 1.70

R32N Domed Plate 200*200 8 35 2.60

R32N Domed Plate 200*200 10 35 3.00

R32S Domed Plate 200*200 10 35 3.0

R32S Domed Plate 200*200 12 35 3.70

R32N Plat Plate 95*95 25 35 1.60

R32N Plat Plate 120*120 30 35 3.20

R32N Plat Plate 150*150 8 35 1.30

R32S Plat Plate 200*200 10 35 3.06

Drill Bit Adapter

Drill Bit Adapter Size Drill Bit Length (mm) Weight (Kg)

R32N R38 50 0.12

Centralizer

Centralizer Size Outer Dia. (mm) Length (mm) Weight (Kg)

R32 72 30 0.27

Drill Bits

Drill Bits Type Size Diameter (mm)

EX R32 ø51, ø 64,ø76, ø90

EXX R32 ø51, ø76

ES-F R32 ø51, ø76

ESS-F R32 ø51, ø65, ø76

Clay Bit R32 ø76, ø90, ø110

EC R32 ø51

ECC R32 ø51

EY R32 ø51, ø76

EYY R32 ø51, ø76

GET MORE INFO

captcha

captcha