Cone sizes from 7/16 to 60/46

Manufactured to European ‘B’ length joint sizes, these high quality ground glass cone joints are ground to a smooth surface finish and accuracy that surpasses the requirements of ISO 383.

  • Unbadged ground glass cones free from any ceramic markings
  • Avoids the problem of the badge charring at high temperatures which can give an untidy appearance
  • Manufactured to an accuracy which surpasses the requirements of ISO 383
  • Pyrex borosilicate glass for resistance to chemical corrosion and thermal shock
  • Cones manufactured with a shank length of 100mm

Product Specification

Grouped product items
Item Code Cone size Maximum outside diameter of shank mm Minimum bore mm Minimum shank length mm Minimum wall thickness mm Pack quantity
CNB7UB 7/16 6.0 2.5 100 1.50 10
CNB10UB 10/19 9.0 5.0 100 1.00 10
CNB12UB 12/21 11.4 6.5 100 1.50 10
CNB14UB 14/23 14.0 8.5 100 1.50 10
CNB19UB 19/26 18.0 12.0 100 1.80 10
CNB24UB 24/29 23.0 16.5 100 1.80 10
CNB29UB 29/32 28.0 21.0 100 2.00 10
CNB34UB 34/35 33.5 26.0 100 2.00 10
CNB40UB 40/38 38.8 31.0 100 2.00 5
CNB45UB 45/40 43.0 35.2 100 2.30 5
CNB50UB 50/42 49.0 41.8 100 2.30 5
CNB55UB 55/44 53.0 45.4 100 2.50 5
CNB60UB 60/46 57.0 47.2 100 3.50 5

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