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Z649341

PTFE stirrer guides

shaft D 12 mm, joint: ST/NS 29/42

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About This Item

UNSPSC Code:
41100000
NACRES:
NB.72

Joint

joint: ST/NS29/42

manufacturer/tradename

Cowie 005.108.7

shaft D

12 mm

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General description

For use with glass, metal and PTFE stirrer shafts.

Features:
  • High level of chemical resistance
  • Anti-whip and reduced vibration
  • Vacuum (~5mm Hg) and pressure (3-5psi) performance
  • No shedding
  • Self releasing joint ring
  • Fits standard ground-glass joint
  • Maximum recommended speeds: continuous 500rpm, intermittent 800rpm
Unique features of the design are a permanently loaded composite PTFE/PEEK seal and a specifically fabricated glass ball-bearing for rigidity and smoothness of operation.
Note: PEEK has a very high level of chemical resistance with some susceptibility only to strong mineral acids.

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