Search for

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. Blunting Effect Comments Common Names Common Uses Countries of Distribution Cutting Resistance Family Name Grain Heartwood Color Luster Natural Durability Numerical Data Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Sanding Sapwood Color Scientific Name Silica Content Steam Bending Strength Properties Synonyms Texture Trade Name Tree Size Weathering Scientific Name Hibiscus macrophyllus Trade Name Baiza Family Name Malvaceae Synonyms Hibiscus setosus Common Names Baiza, Chamia, Dayban, Jabo, Kachia-udal, Kasyapala, Kong-krowai, Mao-marli, Maoh, Misi-mugrong-buphang, Pharna, Pochong, Pohu udal, Sho, Tutar, Tyllendkar, Yetwen Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Burma, India, Indonesia, Malaysia Common Uses Boat building (general), Heavy construction, Light construction, Poles, Posts, Sporting Goods Heartwood Color Yellow White Sapwood Color Yellow White White to yellow Grain Even Interlocked Straight Straight Interlocked Texture Fine Medium Luster Low Dull Natural Durability Durable Moderately durable Resistant to marine borers Susceptible to attack from termites (Isoptera) Non durable Weathering Good Silica Content Siliceous Tree Size Tree height is 20-30 m Comments General finishing qualities are rated as good Blunting Effect High to severe Cutting Resistance Easy to saw Planing Fair to Good Results Fairly Easy to Very Easy Resistance to Impregnation Resistant heartwood Permeable sapwood Response to Hand Tools Easy to machine Sanding Fair to Good Results Fairly Easy to Very Easy Steam Bending Fair to Good Results Polishing Fair to Good Results Fairly Easy to Very Easy Strength Properties Toughness-Hammer drop (Impact Strength) = medium Shrinkage, Volumetric = moderate Shrinkage, Tangential = small Shrinkage, Radial = small Modulus of Elasticity (stiffness) = medium Max. crushing strength = high Bending strength (MOR) = medium Numerical Data Item Green Dry English Bending Strength 9310 14566 psi Impact Strength 40 inches Maximum Crushing Strength 6899 9945 psi Stiffness 1665 1923 1000 psi Radial Shrinkage 3 % Tangential Shrinkage 6 % Volumetric Shrinkage 11 % Item Green Dry Metric Bending Strength 654 1024 kg/cm2 Impact Strength 101 cm Maximum Crushing Strength 485 699 kg/cm2 Stiffness 117 135 1000 kg/cm2 Radial Shrinkage 3 % Tangential Shrinkage 6 % References Chowdhury, K.A., Ghosh, S.S.,1958,Indian Woods: Their identification, properties and uses Vol. I,Dilleruaceae to Elaeocarpaceae,Manager of Publications, Delhi, India Desch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15 Gamble, J.S.,1902,A Manual of Indian Timbers,Sampson Low, Marston & Co. London Whitmore, T.C. (Ed.,1972,Tree Flora of Malaya A Manual for Foresters Volume 1,Forest Department Ministry of Agriculture and Lands Malaysia