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PTFE TFM™ envelope gasket, with inner diffusion barrier and aramid fibre insert

  • Article Number: 7177ED10
  • Material: 7177
  • Profile: ED10
7177ED10
The PTFE envelope is made of TFM™ 1600 with an inner diffusion barrier (3 mm wide) and an aramid fibre insert (3 mm thick). Leading enamel flange manufacturers recommend this seal up to DN 250 nominal width upward. Where widths are greater the use of sealing system IDT Profile ED30 6.5 mm is recommended for its greater resilience.
Article Number
7177ED10
Material
7177
Profile
ED10
ED10

Operational Data

Temperature (min.) -50 °C
Temperature (max.) 150 °C
Pressure (max) 40 bar
Short -term 200

Gasket Characteristics EN 13555

Gasket Characteristics (Amtec)

Gasket Characteristics DIN 2505 V

K0×Kd [N/mm] 12 × bd
k1 [mm] 1,1 × bd

Gasket Characteristics DIN 28090

бVO [N/mm²] 90
бVU 0,1 [N/mm²] 12
m 1.1
бBO 150 °C [N/mm²] 60

Gasket Characteristics ASME

m 2
Y [PSI] 1800

Approvals and Test Reports

TA Luft 2002 (VDI 24A0/2200)
DIN EN13555 (TA Luft 2021)
BAM oxygen
BAM oxygen (liquid)
Drinking Water (KTW; WRAS)
WRAS
W270
Food (FDA)
EG 1935/2004

Flange Types

Self-centering, Raised Face (form IBC)
Glass-lined, Enamelled flange
GRP flange
Plastic flange
PTFE-lined steel flange

Downloads

Data Sheet
EN | Last Changed 2023-09-29

General information: All information given in this Technical Information sheet represents our current level of knowledge and serves as information on our products and their respective scopes. It is not meant to ensure any particular properties of any product or the suitability of any product for any specific application, neither does it create any liability on our part.

Last Changed 2023-09-29 20:05:13

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