DOYMA Curaflex® gasket insert C 40

DOYMA Curaflex® gasket insert C 40

DOYMA 25 Years Guarantee

Product benefits

  • extra wide and soft EPDM rubber seals particularly gently seal the media tube
  • ideal for most plastic jacket tubes (district heat)
  • simple installation due to precise dimensions, large sealing ranges
  • permanently leakproof without retensioning (maintenance free)
  • high sealing capability in terms of the gasket insert due to DPS* and DOYMA-Grip
  • system component, without steps or divisions, with water tight welded bolts
Technical details
  • gas-tight
  • accepts angular deviations of service duct up to 8°
  • accepts axial movements
  • double sealing
The gasket insert consists of:
  • frame rings:
    asymmetrically profiled steel rings (DPS*), electro-galvanised, yellow passivated and sealant coated; optionally made of stainless steel grade 304 (1.4301) or grade 316 (1.4571/1.4404)
  • elastomer:
    2 x 40 mm EPDM extra soft elastomeric seal rings
  • 3 mm EPDM thick orange-coloured centre ring

* DPS up to NB 350

 

Accessories:

  • Curaflex® 1710/1715 (Aquagard primer and special paint)
  • Curaflex® 1745 (Disboxid 444 coating)

 


Installation as shown above.

Tighten nuts diagonally opposite nuts.
Please observe max. torque values.

Detailed installation instructions enclosed with the product.

Nuts Socket spanner Max. torque value
M 5 8 2 Nm
M 6 10 5 Nm
M 8 13 7 Nm
M 10 17 15 Nm
Against pressing water
  • sealing system for penetrations
  • to install in preinstalled pipe sleeve or core bore in waterproof concrete (white tank)
  • extra-wide EPDM-rubber suitable for pre-insulated pipes
Pipe/Cable external diameter d [mm]Pipe sleeve/core bore D1 [NB in mm]
58 - 77125
78 - 104150
105 - 145200
146 - 190250
191 - 233300
234 - 288350
298 - 339400
340 - 380450
381 - 430500
450 - 462600
500 - 513700
LD= max. overall length: 110 mm

 

For allocations D1 [NB] > 700 here.