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KLINGERSIL® C-4409
More safety at high thermal and mechanical stress
KLINGERSIL® C-4409 offers more safety at high thermal and mechanical stress. Due to the expanded metal, this special high-pressure gasket is suitable for high loads.
Basis
Synthetic fibres bonded with NBR.
Areas of application
Chemical resistance to oils, water, steam, hydrocarbons as well as to liquid and gaseous chemicals.

Typical technical data for thickness 1.5 mm
Compressibility ASTM F 36 J |
% |
7 | |
Recovery ASTM F 36 J |
% | 50 | |
Stress relaxation DIN 52913 |
50 MPa, 16 h / 300 °C | MPa |
35 |
Stress relaxation BS 7531 |
40 MPa, 16 h / 300 °C | MPa | 32 |
KLINGER cold/hot compression |
thickness decrease at 23 °C |
% % |
10 10 |
Specific leakrate λ |
VDI 2440 | mbar x l/s x m | 5.2E-05 |
Thickness increase after fluid |
Oil IRM 903: 5 h / 150 °C |
% % |
5 10 |
Density |
g/cm3 | 2.0 |
|
Classification acc. to BS 7531:2006 |
Grade Y |
ASME-Code sealing factors
for gasket thickness 1.0 mm |
tightness class 0.1 mg / s x m |
MPa | y 30 |
for gasket thickness 2.0 mm |
tightness class 0.1 mg / s x m |
MPa | y 30 |
for gasket thickness 3.0 mm |
tightness class 0.1 mg / s x m |
MPa | y 30 |
Function und durability
The performance and service life of KLINGER gaskets depend to a large extent on proper storage and fitting - factors beyond the manufactor’s control. We can, however, vouch for the excellent quality of our products. With this in mind, please also take note of our installation Manual.
Downloads
Below you can find more product-related Information.