KLINGERSIL® C-4430plus

Four PLUS on safety

Characteristic & main applications
Premium quality, high-pressure gasket with outstanding stress relaxation and outstanding resistance to hot water and steam   as to oils and hydrocarbons.

Optimum combination of synthetic and glass fibres bonded with NBR. Resistant to steam and water at high temperatures as well.

Technical Data

Typical values for 2 mm thickness
  % 9
min. % 50
Stress relaxation
DIN 52913
50 MPa, 16 h/300 °C MPa 35
50 MPa, 16 h/175 °C MPa 39
Stress relaxation
BS 7531
40 MPa, 16 h/300 °C MPa 31
Klinger cold/hot compression 50 MPa thickness decrease at 23 °C % 8
thickness decrease at 300 °C % 11
thickness decrease at 400 ºC % 14
Tightness according DIN 3535/6   mg/sxm < 0,1
Thickness increase after fluid immersion
ASTM F 146
oil IRM 903: 5 h/150 °C % 3
Fuel B: 5 h/23 °C % 5
Density   g/cm3 1,75
Meets the technical requirements of
BS 7531:2006 Grade AX


Technical advise
The many, varied demands placed on gaskets
Gasket selection with the pT diagram
Product datasheet
Product documentation
KLINGER Hot and Cold compression method
High temperature tightness
Surface pressures acc. DIN 28090
GasketFactors acc. DIN 28090 and EN13555

Technical Support
Application Overview
Important application parameters
Installation instructions
Shelf life of KLINGERSIL
Safety Information
Technical presentation
Approval and certificates

Dimensions of the standard sheets
Sizes: 1000 x 1500 mm, 1500 x 2000mm
Thicknesses: 0,5 mm, 1,0 mm, 1,5 mm, 2,0 mm, 3,0 mm;
other thicknesses and sizes on request.
Tolerances: thickness acc. to DIN 28091-1, lenght ± 50 mm, width ± 50mm

Function and durability
The performance and service life of KLINGER gaskets depend in large measure 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 observe our installation instructions.

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