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Durlon 8500 CNA Sheet Gaskets

Brand: Durlon® Sealing Solutions

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A high-performance compressed gasket material for use in process industries including pulp & paper, food & beverage, pharmaceutical, hydrocarbon, chemical, refinery, and general industry.

Durlon® 8500 is suitable for oils, water, steam, new generation refrigerants, dilute acids and alkalis, and many other liquids and gases.

Passed API 6FB Fire Test and conforms to FDA in 21 CFR 177.2600
Features
  • Strong dielectric rating
  • Ideal for isolation kit applications where compressed fibre sheet gaskets can be utilized

Specifications

Brand

Gasket Factors

  • 1/16"
  • 1/8"

Gasket Factors (m)

  • 2.7
  • 4.2

Gasket Factors (Y psi (MPa))

  • 2,359 psi / 16.3 MPa
  • 2,931 psi / 20.2 Mpa

Gasket Factors (Gb)

  • 650 psi / 4.5 Mpa
  • 400 psi / 2.8 MPa

Gasket Factors (a)

  • 0.33
  • 0.35

Gasket Factors (Gs)

  • 200 psi / 1.4 MPa
  • 20 psi / 0.1 Mpa

Certifications

  • RoHS Reach Declaration Compliant
  • California Prop 65 Compliant
  • API 6FB Fire Test: With avg. temp > 650° C, 30 mins, 40 bar, 1 ml (inch/min.) max allowable leakage
  • FDA: Conforms to the requirements of 21 CFR 177.2600

Color

  • Green

Fiber System

  • Aramid/Inorganic

Binder

  • NBR

Minimum Temperature

  • -73° C / -100° F

Maximum Temperature

  • 371° C / 700° F

Continuous, Maximum Temperature

  • 287° C / 548° F

Maximum Pressure

  • 103 bar / 1,500 psi

Density

  • 1.7 g/cc - 106 lb/ft³

Compressibility

  • 8-16 %

Recovery

  • 50%

Creep Relaxation

  • 20%

Tensile Strength

  • 12.4 MPa / 1,800 psi

Nitrogen Sealability, ASTM 2378

  • 0.03 cc/min

Fluid Resistance, ASTM F146 IRM 903 Oil 5 hours at 300° F Thickness Increase

  • 0-15 %

Fluid Resistance, ASTM F146 IRM 903 Oil 5 hours at 300° F Weight Increase

  • 15%

ASTM Fuel B 5 Hours at 70° F Thickness Increase

  • 0-10 %

ASTM Fuel B 5 Hours at 70° F Weight Increase

  • 10%

Flexibility, ASTM F147

  • 10x

Volume Resistivity, ASTM D257

  • 4.2 ohm x 10*13 cm

Dielectric Breakdown ASTM D14

  • 11.7 kV/mm - 297 V/mil

  • Chemical Processing
  • Food & Beverage
  • Mining
  • Water & Wastewater
  • General/Heavy Industry
  • OEM Services
  • Petrochemical
  • Refining

Documentation

Product Information

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