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Ditta 5
Indirizzo: via dei platani 4 liguria
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MalakalumpangMalakalumpang
Malakalumpang (Sterculia ceramica)

Family: Sterculiaceae

Common names: Malakalumpang

Distributed in: Philippines, Thailand (Oceania and S.E. Asia)

Distribution overview: Several species in the genus Sterculia are distributed in the Malay Peninsula, Philippines, and other areas in southeast Asia.

Common uses: Blinds, Boxes and crates, Building materials, Core Stock, Decorative veneer, Figured veneer, Interior construction, Interior trim, Millwork, Moldings, Packing cases, Paneling , Plain veneer, Shutters, Sills, Trimming, Veneer, Wainscotting, Windows

Environment profile: Rare

Tree size: Trunk diameter is 100-150 cm

Colors: the heart isWhite to cream, Yellowand the sapwoodWhite, Yellow.The grain isStraight, the textureSpongy heart may be present. and the lusterMedium

Natural durability: Susceptible to insect attack, Very durable

Odor: Has an odor

Drying Defects: Checking, Splitting

Ease of Drying: Thick Stock Requires Care

Comments: Leight weight, poor quality, suitable on for low-grade uses

Boring: Fairly easy to very easy

Carving: Fairly Easy to Very Easy

Cutting Resistance: Material is very soft and saws easily

Gluing: Fairly Easy to Very Easy

Mortising: Fairly Easy to Very Easy

Moulding: Fairly Easy to Very Easy

Movement in Service: Fairly Easy to Very Easy

Nailing: Poor to Very Poor , Pre-Boring Recommended

Planing: Fairly Easy to Very Easy

Resistance to Impregnation: Resistant sapwood

Response to hand tools: Responds Readily

Routing recessing: Fairly Easy to Very Easy

Sanding: Fair to Good Results

Veneering qualities: Veneers easily, Veneers moderately easy

Screwing: Poor to Very Poor Results, Pre-boring recommended; Turning: Fairly Easy to Very Easy

Polishing: Very Good to Excellent;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 272 kg/m3
Bending Strength 312 438 kg/cm2
Crushing Strength 22 23 kg/cm2
Hardness 134 kg
Impact Strength cm
Shearing Strength 39 kg/cm2
Stiffness 62 70 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage %
Weight kg/m3
Maximum Load cm-kg/cm3
Toughness 213 cm-kg
Static Bending 162 309 kg/cm2
Item Green Dry English
Bending Strength 4446 6231 psi
Crushing Strength 317 333 psi
Density 17 lbs/ft3
Hardness 296 lbs
Maximum Crushing Strength 2188 3373 psi
Shearing Strength 564 psi
Static Bending 2313 4404 psi
Stiffness 887 1005 1000 psi
Toughness 185 inch-lbs
Specific Gravity 0.26 0.29

Resistance to denting and marring is low
Hardness (side grain) = soft
Density = very low
Compression strength (parallel to grain) = low
Bending strength (MOR) = low

Desch, H. E. 1954. Manual of Malayan Timbers - Volume II. Malayan Forest Records, No. 15. Malaysia Publishing House Ltd., Singapore.Eddowes, P. J. 1961. Commercial Timbers of Papua New Guinea:Their Properties and Uses. Office of Forests, Papua New GuineaLauricio, F. M., Bellosillo, S. B., The Mechanical and Related Properties of Philippine Woods, The Philippine Lumber Journal, 12(5):A-H.Schneider, E.E. 1916. Commercial Woods of the Philippines: Their Preparation and Uses. Bulletin No. 14. Department of the Interior, Bureau of Forestry, Manila, Philippines.WCMC. 1992. Conservation Status Listing - Trees and Timbers of the World. World Conservation Monitoring Center-Plants Programme, Cambridge, CB3 ODL, United Kingdom.
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