AF-400® plate

AF-400® Sheet

Series: GAMBIT AF High

High-performance gasket sheet made from the highest quality materials, providing exceptional reliability and a wide range of applications. Designed for underground connections and natural gas transmission installations. Known for its resistance to water, steam, fuels, oils, and salt solutions, making it an ideal solution for demanding operational conditions.

GAMBIT AF High gasket sheets are a premium product designed for applications requiring top-quality sealing. Made from high-grade materials, they ensure maximum durability and reliability.

Technical Specification - GAMBIT AF-400 Gasket Sheet® 

Material and Composition

The GAMBIT AF-400®  gasket sheet is made of KEVLAR® aramid fibers, mineral fibers, and specially selected fillers bonded with NBR rubber-based adhesive.

KEVLAR® is a registered trademark of E.I. du Pont Nemours and Company or its subsidiaries.

Designation according to DIN 28091-2

FA-AM1-O

Approvals and Certificates

• DVGW
• TA Luft (VDI 2200)
• UDT
• INIG

Maximum Operating Conditions

• Intermittent Temperature: 400°C
• Continuous Operating Temperature: -60°C to +350°C
• Continuous Operating Temperature in Steam: 260°C
• Maximum Pressure: 12 MPa

Dimensions

• Standard Sheet Thicknesses:
  0.3 / 0.5 / 0.8 / 1.0 / 1.5 / 2.0 / 2.5 / 3.0 / 4.0 / 5.0 mm (thicknesses above 5.0 mm produced as laminated)

  • Thickness Tolerance: ± 0.1 mm
  • Width/Length Tolerance: ± 10%

• Standard Sheet Size:
  1500 × 1500 mm (other sizes available on request within 1500 × 3000 mm range)

  • Dimensional Tolerance: ± 10 mm

Physicochemical Properties

• Density: 2.0 g/cm³ (± 5% according to DIN 28090-2)
• Tensile Strength Across Fibers (min.): 12 MPa (according to DIN 52910)
• Compressibility: 7 - 17% (according to ASTM F36)
• Elastic Recovery (min.): 55% (according to ASTM F36)
• Residual Stresses: (according to DIN 52913)
  • 50 MPa / 16h / 300°C (min.): 30 MPa
  • 50 MPa / 16h / 175°C (min.): 35 MPa

Chemical Resistance - Thickness Increase (according to ASTM F146)

• IRM 903 Oil, 150°C / 5h (max): 6%
• Reference Fuel B, 20°C / 5h (max): 6%

Color

Blue

Values provided in the specification are for gasket sheets with a thickness of 2.0 mm.