Eusideroxylon zwageri Teijsm. & Binn., Natuurk. Tijdschr. Ned. Ind. 25 () Eusideroxylon borneense Fern.-Vill. Salgada lauriflora Blanco. Diagnostics. Family Name: Lauraceae. Common Names: Borneo Ironwood, Billian, Ironwood , Ulin, Belian. Borneo Ironwood,Billian,Ironwood,Ulin,Belian. Record Info. Typical habitat, Habitat of E. zwageri: E. zwageri is able to grow under soil which seasonally waterlogged. Senami forest, Jambi Indonesia.

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The timber dries slowly, and care is needed to avoid checks and splits. Xylosandrus compactus shot-hole borer. Current demand for the timber is fueled eusiderroxylon its esteem among Chinese as a coffin wood as it is resistant to insect and rot. The bole is straight, branchless for up to 20 m but usually less, sometimes slightly fluted at the base, up to cm in diameter.

Natural Durability It is very durable and very resistant to teredos and termites attack. Pokok ini dikenali sebagai belian Sabah dan Sarawak ; Borneo ironwood European Union ; belian, onglen, tebelian, tulian, dan ulin Indonesia serta biliran, sakian dan tambulian Filipina. The sapwood is pale yellowish. Title Flower Caption Close-up of flower under microscope x Borneo ironwood; ironwood Spanish: Title Stem form Caption Stem form of E.


The stamens of the third whorl has 2 glands near its base.

Eusideroxylon zwageri: The official tree of Sarawak – Forest Research Institute Malaysia (FRIM)

The teeth should be cleaned regularly from oily deposits. Belian trees are usually found along riverbanks. The large fruits are poisonous and pulverized fruits have been used medicinally against swellings.

Currently the situation is assessed as a serious depletion of stands. It is reported to contain up to 0. Resistance To Impregnation The heartwood is extremely resistant to preservative treatment. The heartwood varies from yellow-brown to reddish yellow-brown, becoming dark brown or almost black on exposure. Kaum cina juga amat menghargai keranda yang diperbuat daripada belian.

Ironwood Eusideroxylon zwageri Teijsm. The wood planesbores and turns cleanly, producing smooth and often lustrous surfaces.

Pokok ini boleh tumbuh sehingga 30 m tinggi, dengan diameter batang pokok mencapai 1 m. Belian tree is a tree species that grows slowly and will take up to years to reach 30 cm diameter. This odour, along with the woods’ natural high lustre, make it prized by cabinet-makers and fine furniture craftsmen. Planing Planing of this species is reported to it gives good results despite its hardness.

Exterior General 1 – Tabela de resultados de ensaios fisicos e mecanicos. Senami forest, Jambi, Indonesia. Silica Content Silica Content: The species is considered unsuitable for large-scale plantations due to slow growth and inadequate seed and seedling supply. Crossties 8 – Maderas latinoamericas. It can be found throughout the lowlands of Sabah zwagsri into the remainder of Borneo, other Indonesian islands, and the Philippines; occasionally abundant.


Apparently, eusideroxy,on wood is difficult to glue with synthetic resins.

ULIN (Eusideroxylon zwageri)

Wikimedia Commons has media related to Eusideroxylon zwageri. Saw blades and cutting instruments are only moderate blunted during working the timber.

Sanding This species is reported to be easy to sand. Basic Density or Specific Gravity O. Many Dayak believe that the ulin wood acts as a protective talisman to avoid attack from tigers and elephants. Due to the excellent resistance to bacterialeisideroxyloninsect and marine borer attack the wood is highly prized for many outdoor uses.

Don’t need the entire report? Little warping and checking are eusideroxyln. Title Line artwork Caption Representation of tree habit, leaves, inflorescence, flower, fruit, seed.

Kayu belian tergolong dalam kumpulan kayu keras berat yang bermutu dan mempunyai nilai pasaran yang tinggi.