We work with different tree species from our sawmills. This allows us to offer all kinds of wood for various uses, whether it’s for construction, gardening, industry, or transportation.

Characteristics of each type of wood

Pino insigne/radiata

Scientific name: Pinus radiata
Geographical distribution: USA, Spain, Brazil, Australia, and South Africa.

Description

  • Sapwood: Yellowish-white
  • Heartwood: Yellowish-gray to brownish-gray
  • Grain: Straight
  • Texture: Fine to medium
  • Common defects: Abundant knots. Young wood tends to be compression wood.

Impregnation

  • Sapwood: Impregnable
  • Heartwood: Low or non-impregnable

Machinability

  • Sawing: Very easy
  • Drying: Easy, but care should be taken in the natural drying process.
  • Planing and other operations: No problem.
  • Gluing: No problem.
  • Nailing and screwing: Easy
  • Finishing: Easy

Physical properties

  • 520 kg/m3 semi-light wood (12% Humidity)
  • Dimensional stability
  • Volumetric contraction coefficient 0.42 % stable wood
  • Relation between contractions 1.5% no tendency to deformity
  • Hardness (Chaláis-Meudon) 1.8 soft wood

Mechanical properties

  • Resistance to static bending 83-85 N / mm2
  • Elastic modulus 8630 – 8800 N / mm2

European Red Oak

Scientific name: Quercus rubra L.

Geographic Distribution: North America, Europe, Asia Minor.

Description

  • Sap-wood: varies from light gray to pale red
  • Heart-wood: varies from pinkish to pale red or light brown
  • Visible woody rays, they present the classic mirrors in the radial section

Impregnation

  • Sap-wood: capable of being impregnated.
  • Heart-wood: from medium to low capacity of being impregnated.

Mechanization

  • Sawing process: no difficulties, excepting hardness.
  • Drying process: slow-very slow. Risk of collapse and cementation. Risk of crack formation.
  • Planing process and other processes: those ones characteristic of its hardness.
  • Gluing process: difficulties can arise from the use of alkaline glues and acid adhesives.
  • Nailing and screwing process: easy.
  • Finish: easy.

Physical properties

  • 710 kg/m3 heavy wood (12% Himidity)
  • Dimensional stability
  • – Volumetric contraction coefficient 0.44% stable wood.
  • – Relation between contractions 2.05% tendency to deformity.
  • Hardness (Chaláis-Meudon) 4.8 from semi-hardwood to hardwood.

Mechanical properties

  • Resistance to static flexion 960 kg/cm2.
  • Elasticity module 113,000 kg/cm2.
  • Resistance to compression 450 kg/cm2.
  • Resistance to parallel traction 1,600 kg/cm2 .

European White Oak

Scientific name: Quercus robur L; Q. petreae (Matts)

Geographic origin: Europe, Asia Minor and North Africa.

Description

  • Sap-wood: light yelllow.
  • Heart-wood: varies from yellowish green
  • Fiber: straight.
  • Grain: medium size.
  • Characteristic defects: small knots.

Impregnation

  • Sap-wood: capable of being impregnated.
  • Heart-wood: Non impregnated.

Mechanization

  • Sawing process: no difficulties, excepting hardness.
  • Drying process: slow. Risk of collapse and crack formation.
  • Planing process: those ones are characteristics of its hardness.
  • Gluing process: difficulties can arise from the use of alkaline glues and acid adhesives.
  • Nailing and screwing process: easy, excepting its hardness.
  • Finish: risk of reacting against acid products.

Physical properties

  • 710 kg/m3 semi-heavy wood ( 12% Humidity)
  • Dimensional stability
  • – Volumetric contraction coefficient 0.48 % nervous wood.
  • – Relation between contractions 1.85% medium tendency to deformity.
  • Hardness (Chaláis-Meudon) 5.8 hardwood .

Mechanical properties

  • Resistance to static flexion 1,070 kg/cm2.
  • Elasticity module 115,000 kg/cm2.
  • Resistance to compression 580 kg/cm2.
  • Resistance to parallel traction 1.070 kg/cm2 .

Chestnut

Scientific name: Castanea sativa Mill

Geographic origin: Europe and Asia.

Description

  • Sap-wood: yellowish white colour.
  • Heart-wood: brown to salmon-pink brown colour.
  • Fiber: straight.
  • Characteristic defects: knots and ring shakes.

Impregnation

  • Sap-wood: capable of being impregnated.
  • Heart-wood: Non impregnated.

Mechanization

  • Sawing process: Very easy and with no difficulties.
  • Drying process: slow. Risk of collapse, cementation and inside and outside crack formation.
  • Planing process: Very easy.
  • Gluing process: acid wood, risk reacting to alkaline glues.
  • Nailing and screwing process: pre-drilling is required.
  • Finish: risks derived from its acidity.

Physical properties

  • Apparent density at 12% humidity 590 kg/m3 semi-light wood.
  • Dimensional stability
  • Volumetric contraction coefficient 0.39 % stable wood.
  • Relation between contractions 1.54% no tendency to deformity.
  • Hardness (Chaláis-Meudon) 2.5 Semi-softwood.

Mechanical properties

  • Resistance to static flexion 710 kg/cm2.
  • Elasticity module 100,000 kg/cm2.
  • Resistance to compression 460 kg/cm2.
  • Resistance to parallel traction 1,280 kg/cm2.

European Larch

Scientific Name: Larix Decidua

Geographic Distribution: Europe

Description

  • Sap-wood:.Narrow sapwood is nearly white and is clearly demarcated from the heartwood.
  • Heart-wood: Ranges from yellow to a medium reddish brown
  • Fiber: Straight
  • Grain: Generally Straight or spiraled and texture is fine with oily feel.
  • Common defects: Knots are common but usually small

Impregnation

  • Sap-wood: Capable of being impregnated
  • Heart-wood: Non impregnated

Mechanization

  • Sawing: Easy
  • Drying: Easy, but with care in the natural drying
  • Brushing and other operations: Difficult as high oil content.
  • Glue: Difficult as high oil content.
  • Nailing and Screwing: Easy

Physical properties

  • Apparent density at 12% humidity 575 kg/m3 semi-hard wood.
  • Janka Hardness: 740 lbf (3,290 N)
  • Modulus of Rupture: 13,050 lbf/in2 (90.0 MPa)
  • Elastic Modulus: 1,711,000 lbf/in2 (11.80 GPa)
  • Crushing Strength: 7,540 lbf/in2 (52.0 MPa)
  • Shrinkage: Radial: 4.2%, Tangential: 8.2%, Volumetric: 12.5%, T/R Ratio: 2.0