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KLINGERSIL® C-4400

Higher safety for universal applications.

KLINGERSIL® C-4400 is a universal material for safe and reliable sealing. It consists of a unique matrix, which offers an excellent combination of different properties.

Basis

Aramid fibres bonded with NBR.

Areas of application

Resistant to oils, water, steam, gases, salt solutions, fuels, alcohols, moderate organic and inorganic acids, hydrocarbons, lubricants and refrigerants.

Key features

  • Universal high pressure gasket material
  • Dimensionally stable
  • Consistent material composition

Benefits

  • Excellent Price/Performance ratio
  • Suitable for many different media
  • Very good resistance to refrigerants

CERTIFICATES & APPROVALS

  • BAM tested
  • DIN-DVGW
  • DIN-DVGW W 270
  • DVGW VP 401
  • Elastomer-Guideline
  • ÖVGW Reg.No. G 1.912
  • German Lloyd
  • TA-Luft (Clean air)
  • Fire-Safe acc. to DIN EN ISO 10497

Typical technical data for thickness 2.0 mm

Compressibility ASTM F 36 J

%

11

Recovery ASTM F 36 J

%

55

Stress relaxation DIN 52913

50 MPa,16 h / 175 °C
50 MPa,16 h / 300 °C

MPa
MPa

37
25

Stress relaxation BS 7531

40 MPa,16 h / 300 °C

MPa

25

KLINGER cold/hot compression
50 MPa

thickness decrease at 23 °C
thickness decrease at 300 °C

%
%

10
20

Tightness

DIN 28090-2

mg/s x m

0.02

Specific leakrate λ

VDI 2440

mbar x l/s x m

1.64E-08

Thickness increase after fluid
immersion ASTM F 146

oil IRM 903: 5 h / 150 °C
fuel B: 5 h / 23 °C

%
%

3
5

Density

g/cm³

1.6

Average surface resistance

pO

Ω

1.4x10E12

Average specific volume resistance

pD

Ω cm

1.2x10E12

Average dielectric strength

Ed

kV/mm

21.6

Average power factor

50 Hz

tan δ

0.131

Average dielectric coefficient

50 Hz

εr

9.2

Thermal conductivity

λ

W/mK

0.42

Classification acc. to BS 7531:2006

Grade AY

ASME-Code sealing factors

for gasket thickness 1.0 mm

tightness class 0.1 mg / s x m

MPa

y 15
m 1.2

for gasket thickness 2.0 mm

tightness class 0.1 mg / s x m

MPa

y 15
m 1.6

for gasket thickness 3.0 mm

tightness class 0.1 mg / s x m

MPa

y 15
m 4.0

Dimensions of the standard sheets

Sizes

1000 x 1500 mm, 2000 x 1500 mm

Thicknesses

0.5 mm, 1.0 mm, 1.5 mm, 2.0 mm, 3.0 mm

Tolerances

Thickness acc. to DIN 28091-1
Length ±50 mm, Width ±50 mm

Other sizes, thicknesses and tolerances on request.

Function & Durability

The performance and service life of KLINGER gaskets depend to a large extent on proper storage and fitting – factors beyond the manufacture’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.

Need help with a product?

Get in touch

Call 1300 798 279 (from Australia)

+61 8 925 1688 (outside Australia)

OR send us your enquiry

Industries we work with

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