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Today for tomorrow.

KLINGERSIL® C-4500

Superior performance gasket especially for the chemical industry.

KLINGERSIL® C-4500 is a premium, quality high-pressure gasket especially suitable for use with high temperature alkaline media and superheated steam.

Basis

Carbon fibres and special heat-resistant additives, bonded with NBR.

Areas of application

Suitable for use with alkaline media and steam at higher temperatures as well as to oils, gases, salt solutions, fuels, alcohols, organic and inorganic acids, hydrocarbons, lubricants and refrigerants.
  • Carbon-fibre reinforcement greatly improves chemical resistance in alkaline services.

Properties

  • Good resistance to steam.
  • Good resistance to alkaline applications.
  • Excellent load-bearing characteristics.
  • Good resistance to oils, fuels, hydrocarbons.
  • Available in sheet form and as cut gaskets.
  • 3xA anti-stick finish on both sides.
  • Utilisation of carbon fibres.
  • Heat resistant additives.
  • Resistant to creep and cold flow.
  • Dimensionally stable.

Typical specifications

Based on 2.0mm thick sample

Colour Black
Compressibility (ASTM F36J) %12
Recovery (ASTM F36J) %60
Stress relaxation DIN 5291350MPa, 16h/300ºCN/mm²35
Stress relaxation DIN 52913 50MPa, 16h/300ºCN/mm²32
Stress relaxation BS 753140MPa, 16h/300ºCN/mm²30
KLINGER hot/cold compression Decrease in thickness at 23ºC
Decrease in thickness at 300ºC
%
%
10
15
Gas leakage (DIN 3535/6) ml/min <1.0
Thickness increase after immersion in
Oil IRM 903, 5h/150ºC
Fuel B, 5h/23ºC
%
%
3
5
Density g/cm³ 1.6

Tests and Certifications

  • BS 7531 Grade X
  • Fire-safe API 6 FE, DIN ISO 10497
  • DIN-DGVW
  • BAM U W28 for use with oxygen 160 bar / 85ºC
  • KTW
  • Germanischer Lloyd
  • TA-Luft (Clean Air) certificate acc. VDI 2440

Dimensions of the standard sheets

Sheeting (m) 2.0 x 1.5*, 6.0 x 2.0, 6.0 x 1.5
(*Denotes standard sheet size)
Thickness (mm)0.4, 0.5, 0.6, 0.8, 1.0, 1.5, 2.0, 3.0
TolerancesThickness acc. to DIN 28091-1
Length ±50 mm, Width ±50 mm

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