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Durlon 8900 CNA Sheet Gaskets
Brand: Durlon® Sealing Solutions
A premium grade material for service conditions to 496°C / 925°F and continuous operating temperatures of -73°C to 400°C / -100°F to 752°F.
Durlon® 8900 is ideal for saturated and superheated steam, oil, dilute acids and alkalis, hydrocarbons and solvents.
Specifications
Gasket Factors
- 1/16"
- 1/8"
Gasket Factors (m)
- 4.8
- 7.3
Gasket Factors (Y psi (MPa))
- 4,851 psi / 33.4 MPa
- 3,730 psi / 25.7 MPa
Gasket Factors (Gb)
- 915 psi 6.3 MPa
- 567 psi / 3.9 MPa
Gasket Factors (a)
- 0.428
- 0.556
Gasket Factors (Gs)
- 0.02 psi / 0.0001 MPa
- 0.26 psi / 0.002 MPa
Certifications
- RoHS Reach Declaration Compliant
- ANSI / API 607 Fire Test: 6th Ed., Zero leakage
Color
- Black
Fiber System
- Aramid/Inorganic
Binder
- NBR
Minimum Temperature
- -73° C / -100° F
Maximum Temperature
- 496° C / 925° F
Continuous, Maximum Temperature
- 400° C / 752° F
Maximum Pressure
- 103 bar / 1,500 psi
Density
- 1.7 g/cc - 106 lb/ft³
Compressibility
- 8-16 %
Recovery
- 45%
Creep Relaxation
- 20%
Tensile Strength
- 10.3 MPa / 1,500 psi
Nitrogen Sealability, ASTM 2378
- 0.05 cc/min
Fluid Resistance, ASTM F146 IRM 903 Oil 5 hours at 300° F Thickness Increase
- 10-15 %
Fluid Resistance, ASTM F146 IRM 903 Oil 5 hours at 300° F Weight Increase
- 20%
ASTM Fuel B 5 Hours at 70° F Thickness Increase
- 5-20 %
ASTM Fuel B 5 Hours at 70° F Weight Increase
- 20%
Flexibility, ASTM F147
- 8x
Volume Resistivity, ASTM D257
- 4.2 ohm x 10*13 cm
Dielectric Breakdown ASTM D14
- 11.7 kV/mm - 297 V/mil
Stress Relaxation, DIN 52913 at 7,252psi / 50 MPa 16 hr at 347° F / 175° C
- 6,500 (44.8) Min.
Stress Relaxation, DIN 52913 at 7,252psi / 50 MPa 16 hr at 347° F / 175° C 16 hr at 572° F / 300° C
- 6,000 (41.4) Min.
- Chemical Processing
- Food & Beverage
- Mining
- Water & Wastewater
- General Industry
- OEM Services
- Petrochemical
- Refining
- Oil & Gas