DOYMA Curaflex® gasket insert C/2/SD/5

DOYMA Curaflex® gasket insert C/2/SD/5

DOYMA 25 Years Guarantee

Product benefits

  • simple installation due to precise dimensions, large sealing ranges
  • permanently sealed without re-tensioning (maintenance free)
  • high sealing capability in terms of the gasket insert due to DPS* and DOYMA-Grip
  • system component, without steps or divisions, with watertight welded bolts
  • integrated fixed and loose flange (loose flange split)
Technical details
  • with flanges according to DIN 18 195
  • gas-tight
  • accepts angular deviations of service duct up to 8°
  • accepts axial movements
  • installation on the high pressure side
  • depending on the tanking membranes arranged on both sides packings 1775 (with thin and hard membranes) and accessories for thick-coating
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:
    27 mm EPDM seal ring (DOYMA-Grip), optionally EPDM-POD (for potable water), NBR (fuel/oil-resistant) or silicon (resistant to high temperatures) or FPM (chemical resistant)

* DPS up to NB 350

 

Accessories:

  • Curaflex® 1775 (set of 2 packings)
  • Curaflex® 1776 (accessories for bituminous thick-coating)
  • Curaflex® 1777/5 (hole punch for 1-2 installations, for thick-coating)
  • Curaflex® 1778/5 (hole punch for multiple installations, for thick-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 3 Nm
M 6 10 8 Nm
M 8 13 12 Nm
M 10 17 25 Nm
Against non-pressing water
  • sealing system for penetrations
  • use in pipe sleeve or concrete core bore
  • for buildings with tanking membrane or bituminous thick-coating (black tank)
  • with fixed and loose flange
Pipe/Cable external diameter d [mm]Pipe sleeve/core bore D1 [NB in mm]Fixed flange diameter D5 [mm]
1 - 4080230
41 - 57100250
58 - 77125275
78 - 104150300
105 - 145200350
146 - 190250400
191 - 233300450
234 - 288350500
289 - 339400550
340 - 380450600
381 - 430500650
431 - 530600750
531 - 620700850
LD= max. installation-depth: 40 mm

 

For allocation D1 [NB] > 700 here.

Further sizes, other materials and tailor-made specials available on request.

DOYMA Curaflex® gasket insert F/2/SD/5

Variant Curaflex® F/2/SD/5: installation on the low pressure side