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Clicking any heading in the main data area (at right) will scroll the page back to this top position. Use the following links to jump to the associated section in the main data. Common Names Countries of Distribution Distribution Overview Environmental Profile Grain Heartwood Color Luster Natural Durability Numerical Data Polishing Product Sources References Regions of Distribution Response to Hand Tools Sapwood Color Scientific Name Strength Properties Texture Trade Name Tree Size Scientific Name Chisocheton pentandrus Trade Name Katong matsin Family Name Common Names Katong matsin Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Philippines Environmental Profile Vulnerable in parts of its natural habitat Data source is World Conservation Monitoring Center Distribution Overview Philippines (Tungloy ; Sitio Tikotiko , Brgy. Alipaoy, Paluan, Occidental Mindoro). Heartwood Color Red Brown Purple Black Pink May be discolored by staining Light or bright yellow Sapwood Color Green/Grey Red Clearly differentiated from the heartwood Grain Figure Other (figure) Interlocked Quatersawn surfaces have a palisade figure Interlocked Flat sawn surfaces seem like watered silk Texture Fine Medium Uneven Fine to medium Luster Medium Low Natural Durability Durable Moderately durable Very little natural resistance Susceptible to attack by sap-stain fungus Sapwood is resistant to powder-post beetle attack Tree Size Bark width is 10-15 mm Bark width is 15-20 mm Bark width is 20-25 mm Bark width is 5-10 mm Tree height is 0-10 m Tree height is 10-20 m Product Sources The timbers are of little commercial importance. Response to Hand Tools Easy to Work Polishing Fair to Good Results Strength Properties Resists denting and marring Hardness = medium Compression strength (parallel to grain) = high Bending strength (MOR) = high Numerical Data Item Green Dry English Bending Strength 7556 13367 psi Crushing Strength 440 1196 psi Hardness 1053 lbs Maximum Crushing Strength 3430 6840 psi Shearing Strength 1333 psi Static Bending 4349 8043 psi Stiffness 845 1490 1000 psi Toughness 287 inch-lbs Specific Gravity 0.48 0.53 Item Green Dry Metric Bending Strength 531 939 kg/cm2 Crushing Strength 30 84 kg/cm2 Hardness 477 kg Maximum Crushing Strength 241 480 kg/cm2 Shearing Strength 93 kg/cm2 Static Bending 305 565 kg/cm2 Stiffness 59 104 1000 kg/cm2 Toughness 330 cm-kg References Desch, H. E. 1954. Manual of Malayan Timbers - Volume II. Malayan Forest Records, No. 15. Malaya Publishing House Ltd., Singapore. Lauricio, F. M. and S. B. Bellosillo. The Mechanical and Related Properties of Philippine Woods. The Lumberman, 12(5): A-H. Reyes, L.J. 1938. Philippine Woods. Department of Agriculture and Commerce, Technical Bulletin 7, Commonwealth of the Philippines, Bureau of Printing, Manila. WCMC. 1992. Conservation Status Listing - Trees and Timbers of the World. World Conservation Monitoring Center - Plants Programme, Cambridge, CB3 ODL, United Kingdom.