Model 990.23

Diaphragm Seals

For Pulp and Paper Industry

Selected documents
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Applications

  • Chemical pulp manufacture
  • Recovered/recycled paper treatment
  • For highly viscous, aggressive, or hardening media

Special Features

  • For vertical installation also with L-bow 90° or L-bow 90° and vibration damper
  • Wide choice of special materials

Description

Design
Body with extended diaphragm to fit DN 48 pulp and paper industry connection.

Process connection
Loose retainer flange (6 bores Ø 7 mm, diameter 70 mm PDC)

Body and diaphragm extension
Stainless steel 316L

Diaphragm
Stainless steel 316L, welded with body

Pressure rating
PN 25, 40 

Pressure ranges
0 ... 0.6 to 0 ... 40 bar

Diaphragm extension
6.5 mm

Retainer flange
Steel, nickel plated

Instrument connection
Stainless steel 316L, G ½ female per EN 837-1 

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