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Tigerwood is also commonly referred to as Brazilian Koa, Goncalo Alves, Muiracatiara or Jobillo.
Typical Specifications
average dried weight: 57 pounds per cubic foot
janka hardness: 2,170 pounds-force
modulus of rupture: 16,970 pounds-force per square inch
elastic modulus: 2,401,000 pounds-force per square inch
crushing strength: 10,770 pounds-force per square inch
Color and Durability
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Heartwood is typically a medium reddish brown with irregularly spaced streaks of dark brown to black. Color tends to darken with age.
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Goncalo Alves has excellent weathering properties, and is rated as very durable regarding decay resistance. It is 5.4 times harder than Pine.