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Ditta 5
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Ditta 1
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MalasMalas
Malas (Homalium foetidum)

Family: Flacourtiaceae

Common names: Aranga, Bansisian, Batu bagelang, Burma lancewood, Gia, Hate besi, Hate fina, Hia, Ied, Kalat-kalat, Karondang rante, Keruing rengkas, Kolaka, Malas, Malasata, Matandauw, Melmas, Merhai, Molaba, Momala, Mustigawe, Ngersaum, Padang, Petaling, Petaling padang, Puyut, Ropir, Samar, Sclimbar, Selimbar, Takaliu

Distributed in: Indonesia, Malaysia, Papua New Guinea, Philippines (Oceania and S.E. Asia)

Distribution overview: Burma to Indomalesia.

Common uses: Agricultural implements, Boat building (general), Boat building, Bridge construction, Construction, Decks, Flooring, Flooring: industrial heavy traffic, Furniture, Handles: general, Heavy construction, Joinery (external): ground contact, Joinery, Ladders, Light construction, Marine construction, Mine timbers, Paneling, Piling, Pulp/Paper products, Railroad ties, Sporting Goods, Turnery, Vehicle parts, Wharf construction

Environment profile: Status unknown in many of its growth areas

Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodSame as heartwood, Yellow.The grain isStraight to deeply interlocked, the textureUniformand the lusterLow

Natural durability: Resistant to termites, Very durable

Odor: Sour odor

Kiln Schedules: UK=D US=T3D2/T3C1

Kiln Drying Rate: Rapid (<10 days for boards < 32 mm, to <30 days for boards >= 63 mm)

Drying Defects: Slight twist/warp, Splitting

Ease of Drying: Thick Stock Requires Care

Tree Identification: Bole/stem form is buttressed

Comments: General finishing qualities are rated as good

Blunting Effect: Slight

Boring: Good results

Carving: Fairly Easy to Very Easy

Cutting Resistance: Fairly Difficult to Very Difficult to saw

Gluing: Moderate gluing properties

Mortising: Moderately easy to mortise

Moulding: Moulding ease is moderate

Movement in Service: Moulding ease is moderate

Nailing: Pre-boring required, Tends to split during nailing

Planing: Planes well, to a good finish

Resistance to Impregnation: Sapwood is permeable

Response to hand tools: Responds Readily

Routing recessing: Fairly Easy to Very Easy

Sanding: Good sanding finish

Turning: Good results

Polishing: Fair to Good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 817 kg/m3
Bending Strength 908 1454 kg/cm2
Crushing Strength 458 708 kg/cm2
Hardness 752 kg
Impact Strength cm
Shearing Strength 154 kg/cm2
Stiffness 148 177 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 4 %
Weight 817 657 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 12926 20692 psi
Density 51 lbs/ft3
Hardness 1658 lbs
Maximum Crushing Strength 6520 10074 psi
Shearing Strength 2200 psi
Stiffness 2119 2531 1000 psi
Weight 51 41 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 8 %

Density (dry weight) = 53-60 lbs/cu. ft. 0
Density (dry weight) = 46-52 lbs/cu. ft. 1
Max. crushing strength = high
Modulus of Elasticity (stiffness) = high
Bending strength (MOR) = high
Shrinkage, Radial = moderate
Shrinkage, Tangential = moderate
Shearing strength (parallel to grain) = medium
Shrinkage, Tangential = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = small
Hardness (side grain) = medium
Density (dry weight) = 61-67 lbs/cu. ft.
Shrinkage, Tangential = small
Shrinkage, Radial = fairly large
Shearing strength (parallel to grain) = very high
Modulus of Elasticity (stiffness) = medium
Density = high
Compression strength (parallel to grain) = very high
Bending strength (MOR) = very high

Bolza, E., Kloot, N.H.,1976,The Mechanical Properties of 81 New Guinea Timbers,C.S.I.R.O. Div. Building Res. Tec.Paper (2nd series) 11Bolza, E.,1975,Properties and Uses of 175 Timber Species from Papua New Guinea and West,Irian,C.S.I.R.O. Div. Building Research Report,no.34Brown, W.H.,1978,Timbers of the World, No. 8 Australasia,TRADA, Red Booklet SeriesChudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.Da Costa, E.W.B., Osborne, L.D.,1967,Comparative decay resistance of 26 New Guinea timber species in,accelerated laboratory tests,Comm. Forestry Review 46(1) pp63-74Eddowes, P. J. 1961. Commercial Timbers of Papua New Guinea - Their Properties and Uses. Office of Forests, Department of Primary Industry, Forest Products Research Center, Papua New Guinea.Eddowes, P.J.,1977,Commercial Timbers of Papua New Guinea: Their Properties and Uses,Hebano Press, Port Moresby, Papua New GuineaGriffioen, K.,1967,Colloque sur le role des recherches techniques dans le developpement de,l'emploi des bois tropicaux en Europe,C.T.F.T.Keating, W.G., Bolza, E.,1982,Characteristics properties and uses of timbers. South East Asia, Northern,Australia and the Pacific,C.S.I.R.O. Div. Chemical Technology,Inkata Press,1Papua New Guinea Department of Forests,1972,New Horizons,Forestry in Papua New Guinea,Jacaranda Press PTY Ltd, BrisbanePapua New Guinea,1982,Papua New Guinea timbers - technical data,Forest Industries Council P.N.G.Tamolang, F.N., Martawijaya, A., Kartasujana, I., Kadir, K., Parwira, S.,1992,Indonesian Wood Atlas Volume II,Department of Forestry, Agency for Forestry Research and Development,,Bogor-IndonesiaTsumoto, T., Karasawa, H.,1975,The Properties of Tropical Woods 21,Government of Japan Forest Experimental Station Bulletin,No.227Wallis, N.K. 1956. Australian Timber Handbook. Sponsored by The Timber Development Association of Australia. Angus & Robertson, Ltd., 89 Castlereagh Street, Sydney, Australia.WCMC. 1992. Conservation Status Listing: Trees and Timbers of the World. World Conservation Monitoring Center (WCMC, Plants Program, 219 Huntingdon Road, Cambridge, CB3 ODL, United Kingdom.
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