Cork

Cork is an age old material with excellent properties including being an impermeable buoyant material, compressible, good insulator and fireproof. It is increasingly used as a building material e.g. flooring.

Photo retrieved from Rain Forest Alliance: http://www.rainforest-alliance.org/species/cork-oak

The cork oak grows only in seven Mediterranean countries – Portugal, Italy, Spain, France, Algeria, Morocco, and Tunisia. Over 300,000 tons are harvested (stripped) per year. As an impermeable buoyant material, it is desireable for its compressibility, insulation and fireproof properties, as well as its resistance to abrasion.

Uses

  • bottle stopper (e.g. wine cork)
  • building material e.g cork bricks
  • flooring
  • furniture
  • umbrella

Potential Uses

No new uses identified yet by authors. Your contributions welcome!

Processes

  • Harvesting: A cork oak tree can be harvested twelve times in its lifetime with the first harvest taking place after approximately 25 years. Cork harvesting is done by hand without the aid of machinery.

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