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Wood specie: Geronggang

Botanical name: Craxtoxylum arborescens
Growth area: South East Asia
geronggang
     

Botanical name:

Craxtoxylum arborescens


Growth area:

South East Asia

Quality:

According to the Malaysian Grading Rules:

 

Colour of heartwood:

The heartwood is a deep pink to light stone red, sometimes with dark veins.

Colour of sapwood:

The sapwood is yellowish to light pink. 

Mass density:

500 kg/m3 15% m/m average.

Grain:

Minimal slope of grain and sometimes light cross graining.

Fissure:

Surface has a tendency to light fissure.

Warping:

Provided the wood was dried properly, it does not have much tendency to warp.

 

Knots:

Large, intergrown knots may occur.

Bio-substances:

Gritty bio-substances.

Mould and insects:

High resistance to mould and insects. Even resistant to Neoteredo (ship worm).

Durability grade:

4 - low durability

Gluing:

Reasonable to good.

Machining:

Very good machining with hard-metal cutting tools. The gritty bio-substance has a blunting effect on the cutting tools.

Dekker range:

Raw wood and various framing applications see Elephant range.

General applications:

Interior panelling, simple furniture and packaging materials.

 
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