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Dome Ball

PHYSICAL DIMENSIONS

DIAMETER HEIGHT HOLE
DIAMETER
NETT
WEIGHT
THREAD BAR
SIZE
(mm) (mm) (mm) (Kg) (mm)
50 17 22 0.20 20
50 17 26 0.12 24
57 20 32 0.18 30

GENERAL FEATURES

  • The dome ball is suitable for angles of tilt up to 18 dec with a compatible plate.
  • Without the use of dome balls in most applications the binding of the thread on the thread on the plate during installation can be limit the tensioning of the bolt.
  • By use of a dome ball, bending of the bolt at the collar can be limited and full load can be placed on the plate.
  • The use of a dome ball with a compatible dome plate will generally ensured better alignment of the bolt to the rock face and together will maximize load tranfer from the bolt to the surrounding rock.
  • Corrosion protection may be provided by hot dip galvanizing.

 PACKAGING

  • Can be purchased individually but would normally come with the bolt.