Durlon® 7910

Durlon® 7910 is a quality commercial grade compressed sheet gasket material, for moderate service conditions. It was specifically developed to meet the requirement of NSF/ANSI 61 (Certification for water treatment products that are manufactured, distributed or sold in North America) for potable water application 23°C (73°F) to commercial hot 82°C (180°F).

Industries

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Durlon® 7910 is a good quality general service gasket for applications where an NSF/ANSI 61 certified gasket material is required. It is suitable for potable water, steam, oil, water, mild alkalis and acids, hydrocarbons and solvents; and for applications in the water treatment and reclamation, wastewater and plumbing industries.
Durlon® 7910 is a compressed fibre sheet gasket material that contains high strength mineral fibers bonded with nitrile (NBR) synthetic rubber.
Color: White

Fiber: Aramid-Inorganic

Binder: NBR

Temperature:
Min: -100°F (-73°C)
Max: 700°F (371°C)
Continuous, max: 500°F (260°C)

Pressure, max: 1200 psi (83 bar)

Density: 106 lbs/ft3 (1.7 g/cm)

Compressibility, ASTM F36: 9-19%

Recovery ASTM F36: 40%

Creep Relaxation: 25%

Tensile Strength, ASTM F152: 1600 psi (11 MPa)

Sealability, ml/hr ASTM F2378 (Nitrogen): 0.05
Sealability, cc/min ASTM F37 (Nitrogen): 0.5
Fluid Resistance - ASTM F146, IRM 903 oil, 5 hrs at 300°F (149°C)
Thickness Increase: 0-15%
Weight Increase: 15%
ASTM Fuel B 5 hrs at 70°F (21°C)
Thickness Increase: 0-10%
Weight Increase: 12%

Flexibility, ASTM F147: 10x

Gasket Factors:
THICKNESS: 1/16"
m: 1.5
Y psi (MPa): 2416 (16.7)
Gb psi (MPa): 502 (3.5)
a: 0.289
Gs psi (MPa): 0.001 (0)

THICKNESS: 1/8"
m: 1.5
Y psi (MPa): 3576 (24.7)
Gb psi (MPa): 736 (5.1)
a: 0.237
Gs psi (MPa): 9.1 (0.131)
Navy Adhesion Test, NSF/ANSI 61, RoHS Reach Declaration