Technical Info

Seqouia (Redwood)

Botanic Name

Sequoia sempervirens

Common Names

Californian Redwood

Origin

USA

Cultural Information

N/A

Timber Appearance

General Description

The heartwood colour is a dull reddish brown with a distinct growth ring figure produced by contrasting early wood and late wood zones.

Working Qualities

Works easily and well with both hand and machine tools with very little dulling effect on cutting edges. It has poor nail holding ability

Timber Properties

Density

420 kg/m3

Hardness

Very soft. At its best rating Sequoia has low bending and crushing strength as well as low resistance to shock loads.

Strength Group

n/a

Stress Grades

n/a

Seasoned

n/a

Unseasoned

n/a

Seasoning And
Shrinkage to 12% MC

Very stable timber .

Tangential

4.9%

Radial

2.2%

Durability

The wood is durable for out of ground contact.

Lyctid Susceptibility

Logs are subject to attack by longhorn beetle and pinhole borer.

Preservation

Moderately resistant to preservative treatment.

Machining

Easy but splinters and chip bruises easily.

Uses

shingles,exterior joinery, External joinery, decking and where weather resistance is required.