Pacific Redcedar

Scientific name: Thuja plicata D. Don

Other names: English: Western Redcedar

Geographic origin: West coast of north America.

Description

Sapwood: white.
Heartwood: from reddish to reddish brown and brown.
Fiber: straight.
Grain: medium size.
Characteristic defects: small healthy knots.

Pacific Redcedar

Applications

Exterior carpentry: exterior paneling, tiles, pergolas.
Naval construction.
Containers and packings.

Capacity of being impregnated

Sapwood: low capacity of being impregnated.
Heartwood: no capable of being impregnated.

Mechanization

Sawing process: easy and with no difficulties.
Drying process: slow, with risk to collapse and crack formation.
Planing process: no difficulties.
Gluing process: no difficulties.
Nailing and screwing process: no difficulties.
Finish: no difficulties.

Physical properties

Apparent density at 12% humidity 370 kg/m3 light wood.
Dimensional stability
- Volumetric contraction coefficient 0.32 % highly stable wood.
- Relation between contractions 2.5% high tendency to deformity.
Hardness (Chaláis-Meudon) 1.3 softwood.

Mechanical properties

Resistance to static flexion 530 kg/cm2.
Elasticity module 80,000 kg/cm2.
Resistance to compression 310 kg/cm2

Observations

It usualy has strong colour variations within a single piece.