European walnut
Denominación.
• Scientific name: Junglans regia L.
• Spanish: European walnut
Provenance
Description of the wood
• Sapwood: from yellowish to greyish colour.
• Heartwood: from greyish colour to brown colour with black shades.
• Fiber: straight, occasionally wavy.
• Grain: medium size.
Impregnation
• Sapwood: medium [Impregnabilidad].
• Heartwood: low capacity to no [Impregnabilidad].
Mechanization
• Sawing process: no difficulties.
• Drying process: considerably fast. Risk of collapse and cementation.
• Planing process and other processes: no difficulties.
• Gluing process: difficulties can arise from the use of alkaline glues.
• Nailing and screwing process: easy.
• Finish: easy.
Applications
• Fine interior and semi-exterior furniture. Carving, turning and curved furniture.
• Interior Carpentry: Doors, flooring, friezes, mouldings, stairs.
• Decorative veneers.
Mechanical properties
• Resistance to static flexion 970 kg/cm2.
• Elasticity module 113,000 kg/cm2.
• Resistance to compression 590 kg/cm2.
• Resistance to parallel traction 970 kg/cm2.
Notes
Strong difference of colour between its very light sapwood and the dark heartwood.
