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).

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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 System Aramid/Inorganic
Binder NBR
Temp. Min.
Temp. Max.
Continuous, Max		 -73°C (-100°F)
371°C (700°F)
260°C (500°F)
Pressure, max, bar (psi) 83 (1,200)
Density, g/cc (lbs/ft3) 1.7 (106)
Compressibility, % 9-19
Recovery, % 40
Creep Relaxation, % 25
Tensile Strength, MPa (psi) 11 (1,600)
Sealability
ASTM 2378 (Nitrogen)		 0.05 cc/min
Fluid Resistance, ASTM F146 IRM 903 Oil 5hrs at 300°F
Thickness Increase, %
Weight Increase, %		 0-15
15
Fluid Resistance, ASTM Fuel B 5hrs at 70°F
Thickness Increase, %
Weight Increase, %		 0-10
12
Flexibility, ASTM F147 10x

Note: ASTM properties based on 1/16″ sheet thickness except ASTM F38, which is based on 1/32″ sheet thickness. This is a general guide only and should not be the sole means of accepting or rejecting this material. The data listed here falls within the normal range of product properties but should not be used to establish specification limits nor used alone as the basis of design.

*For applications above Class 300, consult your representative.

NSF/ANSI 61 Certified to meet the requirement of NSF/ANSI 61 for potable water application at 23oC (73oF) to commercial hot to 82oC (180oF)
RoHS Reach Declaration Compliant
1/16” 1/8”
m 1.5 1.5
Y psi (MPa) 2,416 (16.7) 3,576 (24.7)
Gb psi (MPa) 502 (3.5) 736 (5.1)
a 0.289 0.237
Gs psi (MPa) 0.001 (0) 9.1 (0.131)