Technical information about Ipe from

Technical Wood Properties for Ipe Hardwood

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  • Scientific Name, Other Names: Tabebuia spp, Lapacho, Brazilian Ebony, Brazilian Walnut, Ironwood, Irontree, Tajibo, Guayacan, Lapacho, Arcwood
  • Description: Ipe is the most popular residential and commerical hardwood decking material because it is simply the best. Very durable, very hard and very stable, Ipe is a deep brown color. Ipe is also know as Brazilian Walnut and is one of the most sought after woods throughout the world. Ipe has beautiful grain characteristics and a fairly wide range of color from olive green and deep red-brown to chocolate, almost black.
  • Janka Hardness: 3,840 pounds
  • Strength (MOR): 25,400 psi
  • Stiffness (MOE): 3,140 1000 psi
  • Density (KG/m3): 1,025
  • Tangential Shrinkage: 8.0 %
  • Radial Shrinkage: 6.6 %
  • About: Ipe is available in boards for S4S and T&G applications. We stock sizes 1x4, 1x6, 5/4x4, 5/4x6, 2x2 thru 2x12, 4x6 thru 4x12 and 6x6. Sometimes available in rough sawn timbers and boards.
  • Family: Bignoniaceae
  • Tree Characteristics: The Ipe Tree can grow to 140 to 150 feet heigh while the diameter of its trunk can measure up to 6 feet. The average height and diameter for the Ipe tree is 100 feet and 2 to 3 feet, respectively.
  • Geographic Area: Ipe can be found in some of the Lesser Antilles and throughout continental tropical America. The tree can typically be found in marsh forests or ridge tops and riverbanks.
  • Color: Ipe heartwood contains shades of black and greenish-brown with some striping. The sapwood can be white or yellow toned.
  • Photosensitivity: Ipe's coloration is not greatly affected by light exposure.
  • Luster: Low to medium
  • Grain: Straight to very irregular
  • Texture: Fine to medium
  • Drying Characteristics: Air dries rapidly, exhibiting only minor warping and checking.
  • Working Characteristics: Ipe is rated as moderately difficult to work with, as it blunts cutting edges. It finishes smoothly with the exception of roey portions in the wood.
  • Durability Rating: Highly resistant to fungus and termites.
  • Applications: Railroad crossties, heavy construction, decorative veneers, tool handles, turnery, industrial flooring, flooring, decking, furniture
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