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TESNIT® Compressed Gasket Materials - Standard Line

BAR-302

Gasket material with superior dynamic and thermal resistance.

TESNIT® BA-R302 is further development of reinforced gasketing materilas based on inorganic fibres, NBR and extremely (doubled) strong wire mesh. The dynamic and thermal resistance of material is superior. Typical application of the material TESNIT® BA-R302 include exhaust and cylinder head gaskets in automotive and shipyards. Material is approved by Germanischer Lloyd. Blow-out safety is excellent.


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  • Properties and application
  • Dimensions
  • Technical data

Properties and application

 

Specialy designed gasket material for the most demanding requirements in automotive industry, petrochemical industry and shipyards.

Basis

Inorganic fibres, NBR, special reinforcement

Approvals

Germanischer Lloyd, CRS

Surface treatment

Treatment with graphite, PTFE and antistick coating is available on request.

Dimensions of standard sheet

Sheet size

mm

1000x1400, 500x1400

Thickness

mm

0.6, 0.7, 1.2, 1.4, 1.6,

 

other dimensions and thicknesses on request

Technical data

Typical values for a thickness of 2 mm

Compressibility

ASTM F/36/J

%

7

Recovery

ASTM F/36/J

%

45

Tensile strength

DIN 52910

N/mm2

45

Stress resistance

DIN 52913

16h, 300°C, 50N/mm2

N/mm2

16h, 175°C, 50N/mm2

N/mm2

Specific Leak Rate

DIN 3535/6

mg/sm

Thickness increase

ASTM F 146

Oil IRM 903, 5h, 150°C

%

5

ASTM Fuel B, 5h, 23°C

%

HNO3 40%, 18h 23°C

%

H2SO4 65%, 48h, 23°C

%

Max. operating conditions

Peak temperature

°C/F

650/1202

Continuous temperature

°C/F

600/1112

with steam

°C/F

P-T diagram

  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  

Legend

totally satisfactory doubtful totally unsatisfactory no data - please contact our Technical service