Lamons Type L441

Lamons Type L441

Engineered from a combination of Aramid Fiber and Nitrille Binder.

 

Applications and Characteristics:

  • Excellent sealing ability
  • Good chemical resistance
  • Creep relaxation minimization
  • Great Recovery

 

NON ASBESTOS GASKET

Non-asbestos sheet gasket materials use synthetic fibers like aramid or Kevlar® in conjunction with an elastomeric binder.

Contact our customer services at:
+62 21 29847235
marketing@fleksindo.co.id

Specification

Creep Relaxation ASTM F-38B (1/32″) 20%
DIN 52913 (50 MPa @ 175°C) 28 MPa
Residual Stress BS7531 (40 MPa @ 300°C) 20 MPa
Sealability ASTM F-37A (1/32″) 0.25 ml/hr
Gas Leakage DIN 3535/6 < 1.0 ml/min
Compressibility ASTM F-36 J 7 – 17%
Recovery ASTM F-36 J 50% min
Tensile Strength ASTM F-152 1500 psi (10 MPa)
Weight Increase ASTM F-146 after immersion in Fuel B for 5 Hrs @ 73°F (23°C) – 25% max
Thickness Increase ASTM F-146
ASTM Oil 1, 5 hrs / 300°F (149°C) 0 – 5%
ASTM Oil 3, 5 hrs / 300°F (149°C) 0 – 5%
ASTM Fuel A, 5 Hrs / 73°F (23°C) 0 – 7%
ASTM Fuel B, 5 Hrs / 73°F (23°C) 0 – 7%
Standard Line Callout ASTM F-104 F712121B3E22M5
m & y values 1/16″ thickness 1/8″ thickness
m 2.5 3.2
y 3800 4100
Dielectric Strength ASTM D149-95a 15 kV/mm
Leachable Chlorides FSA Method (Typical) 100 ppm
Density 112 lbs/ft³ (1.8 g/cc)
Color Blue
Thickness Range 1/64″ (0.4 mm) to 1/8″ (3.2 mm)
Sheet Size Availability Max: 120″ x 60″ (3 m x 1.5 m)
Temperature Limits -100°F to 707°F (-73°C to 375°C)
Maximum Pressure 60 Bar (870 PSI)

 

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