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Leader Fybar

Rubberbonded Fiber Jointing Sheets
Leader Fyber

Leader Style 961

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DESCRIPTION

White in color and manufactured using SBR/Aramid Fiber.

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Product Data Sheet

APPLICATION

Steam, water, air gases, mild solvents and alkalis.

DELIVERY OPTIONS

Standard stock sheet sizes are available in 60″ x 60″, 60″ x 120″. Standard stock sheet thicknesses available are 1/64″, 1/32″, 1/16″, and 1/8″ (special thicknesses are available upon request)

TEMPERATURE

Max. Intermittent Temperature Rating: 700 F Max. Continuous Temperature Rating: 400 F

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TECHNICAL DATA

max Temperature [°F] 400
Max Temp. Limit [°F] 700
Max Contin. Temp. Limit [ºF] 400
Min. Temp. [°F] -75
max Pressure [psi] 1000
density [g/cm3] 1.2
M-Value 5.5
Y- Value [psi] 3600
ASTM F36 Recovery [% min] 40
Gasket required flange roughness [Ra micron] 3,2-6,3
Gasket required flange roughness [RMS] 125-250
Tensile Strength (quer) DIN 52910 [N/mm²] >11
Advice Seating stress at assembly [psi] 4000
Max Pressure Rating [psi] 1000
Max P x T 250000
compressability, [ASTM F36], [%] 15 – 35
ASTM F36 Recovery [% min] 40
ASTM F37 Sealability [ml/min] Sg=1000 psi=30 no data
BS 7531 Gas Leakage [ml/min] <1.0
ASTM F38 Creep Relaxation [%] 32
BS 7531 Residual Stress [mpa] 16
ASTM F152 Average Tensile [psi] 2000
ASTM F146 Fuel B @ 70-85 F Thick. Increase [%] 15 – 35
IRM 903 @ 300 oF Thickness Increase [%] 15 – 35
ASTM Fuel B @ 70-85 oF Weight Increase [%] 20 max.
Rubber Binder SBR

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