DOYMA Curaflex® gasket insert C/2/SD/6

DOYMA Curaflex® gasket insert C/2/SD/6

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)

Leak Test: MPA NRW

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:
    2 x 27 mm EPDM seal rings (DOYMA-Grip), optionally EPDMPOD (for potable water), NBR (fuel/oil-resistant) or silicon (resistant to high temperatures) or FPM (chemical resistant)
  • 3 mm EPDM thick orange-coloured centre ring

* DPS up to NB 350

 

On Curaflex® C/2/SD/6 nuts for tightening the gasket insert are situated on the “water side”. If nuts are installed vice versa (dry side), the result is Curaflex® F/2/SD/6.

Accessories:

  • Curaflex® 1775 (set of 2 packings)
  • Curaflex® 1776 (accessories for bituminous thick-coating)
  • Curaflex® 1777/6 (hole punch for 1-2 installations, for thick-coating)
  • Curaflex® 1778/6 (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 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 - 4080410
41 - 57100430
58 - 77125455
78 - 104150480
105 - 145200530
146 - 190250580
191 - 233300630
234 - 288350680
289 - 339400730
340 - 380450780
381 - 430500830
431 - 530600930
531 - 6207001030
LD= max. installation-depth: 40 mm

 

For allocations D1 [NB] > 700 here.
Further sizes, other materials and tailor-made specials available on request.

DOYMA Curaflex® gasket insert C/2/SD/6

Variant Curaflex® F/2/SD/6: installation on the low pressure side.