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BLACK-MAX - 3" x 4'' x 1/2" Obround Hand Hole Gasket

$12.21 Subscribe to save up to 10%
SKU: BMG3004005025OB
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More about this product

BLACK-MAX® gaskets, made from foil-reinforced, exfoliated graphite, stand up to extreme pressure and offer leak-free performance even on rough, pitted surfaces. The multiple layers of exfoliated graphite foil and 316 stainless steel foil insure gasket stability. Suitable for use in environments ranging from extreme cold at -400°F to high-temperature steam conditions up to 1,200°F.

Details:

  • 3" x 4'' x 1/2" obround hand hole gasket
  • Proprietary graphite that is chemically inert (pH 0 -14) and resistant to chemicals used in treating boiler water
  • Removal is easy and requires no scraping, chiseling or grinding - resulting in lower maintenance costs and less downtime
  • Temperature: up to 1,200° F (650° C) in steam boilers
  • Temperature: -400° F to 850° F (-240°C to 454° C) in atmosphere
  • Pressure: Up to 2,000 PSIG (70 bar)
  • M Factor: 2 (Smooth Flange Surface)
  • Y Stress: 900 PSI (6MPa) (Smooth Flange Surface)
  • Max Gasket Load = 24,000 PSI (165 MPa)

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