Scientific name

Pinus radiata D. Don

Other names

English: Pino insignis, Monterey pine, Radiata pine

Geographic origin

Originary from California, United States. Introduced in Europe, New Zeland, Australia, Brazil.

Description

&;8226; Sapwood: Yellowish white
&;8226; Heartwood: yellowish grey to brownish grey
&;8226; Fiber: Straight
&;8226; Grain: medium size to rough
&;8226; Characteristic defects: abundant lively Knots. Young wood to compression wood

Capacity of being impregnated

&;8226; Sapwood: Capable of being impregnated
&;8226; Heartwood: From medium to low capacity of being impregnated

Mechanization

&;8226; Sawing process: Easy and with no difficulties
&;8226; Drying process: Easy and Fast. Low risk of deformation and crack formation.
&;8226; Planing process: Easy
&;8226; Gluing process: Easy
&;8226; Nailing and screwing process: Easy. Pre-drilling is required
&;8226; Finish: Easy

Physical properties

&;8226; Apparent density at 12% humidity
500 kg/m3 semi-light wood
&;8226; Dimensional stability
- Volumetric contraction coefficient 0.44 % stable wood
- Relation between contractions 1.5% no tendency to deformity
&;8226; Hardness (Chaláis-Meudon) 2.15 Semi-softwood

Mechanical properties

&;8226; Resistance to static flexion 874 kg/cm2 &;8226; Elasticity module 90,000 kg/cm2
&;8226; Resistance to compression 434 kg/cm2

Observations

Fast growth wood is less stable than other pine woods with slowlier growth.