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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. Boring Comments Common Names Common Uses Countries of Distribution Cutting Resistance Drying Defects Ease of Drying Family Name Gluing Grain Heartwood Color Kiln Drying Rate Luster Mortising Moulding Movement in Service Nailing Natural Durability Numerical Data Painting Planing Polishing References Regions of Distribution Resistance to Impregnation Sapwood Color Scientific Name Strength Properties Synonyms Texture Trade Name Tree Size Varnishing Scientific Name Humiria procera Trade Name Chano Family Name Humiriaceae Synonyms Sacoglottis procera Common Names Chano, Chanu, Chanul Regions of Distribution Latin America Countries of Distribution  [VIEW MAP] Colombia, Ecuador Common Uses Flooring: industrial heavy traffic, Heavy construction, Light construction, Poles, Railroad ties, Turnery, Vehicle parts Heartwood Color White Reddish brown Red Sapwood Color White Grain Straight Figure Even Distinct (figure) Mottle Weak (figure) Texture Fine Medium Fine Luster Pronounced Natural Durability Perishable Durable Non-durable Susceptible to insect attack Resistant to termites Non-resistant to termites Resistant to powder post beetles Very durable Resistant to attack from termites (Isoptera) Resistant to attack from powder post (Lyctid & Bostrychid) beetles Durable Drying Defects Distortion Internal Honeycombing Possible Collapse Splitting Checking Severe end splitting Ease of Drying Slowly Rapidly Variable results. Kiln Drying Rate Naturally dries quickly Naturally dries at a moderate speed Naturally dries slowly Rapid Drying rate is fairly rapid to fast Tree Size Tree height is 20-30 m Tree height is 10-20 m Tree height is 30-40 m Tree height is 0-10 m Bole length is 0-10 m Bole length is 10-20 m Comments General finishing qualities are rated as good Boring Fairly easy to very easy Cutting Resistance Easy to saw Cutting Resistance with green wood is difficult Gluing Fairly Easy to Very Easy Mortising Fairly Easy to Very Easy Very Good to Excellent Results Fair to Good Results Moulding Fairly Easy to Very Easy Movement in Service Unstable with Poor Stability - Large Movement Nailing Fairly Easy to Very Easy Planing Fairly Easy to Very Easy Very Good to Excellent Results Fair to Good Results Planes well, to a good finish Resistance to Impregnation Permeable heartwood Permeable sapwood Straight Interlocked Figure Even Distinct (figure) Moderate working qualities Painting Very Good to Excellent Results Fair to Good Results Polishing Satisfactory results Good results Varnishing Very Good to Excellent Results Fair to Good Results Fairly Easy to Very Easy Strength Properties Bending strength (MOR) = high Shrinkage, Volumetric = small Shrinkage, Tangential = small Shrinkage, Tangential = fairly large Shrinkage, Radial = small Shearing strength (parallel to grain) = low Max. crushing strength = very high Hardness (side grain) = medium Hardness (side grain) = hard Density (dry weight) = 46-52 lbs/cu. ft. Bending strength (MOR) = very high Bending strength (MOR) = medium Numerical Data Item Green Dry English Bending Strength 14342 21437 psi Density 47 lbs/ft3 Hardness 1987 lbs Maximum Crushing Strength 10035 13590 psi Shearing Strength 1560 psi Weight 46 37 lbs/ft3 Radial Shrinkage 3 % Tangential Shrinkage 6 % Volumetric Shrinkage 8 % Item Green Dry Metric Bending Strength 1008 1507 kg/cm2 Density 753 kg/m3 Hardness 901 kg Maximum Crushing Strength 705 955 kg/cm2 Shearing Strength 109 kg/cm2 Weight 737 592 kg/m3 Radial Shrinkage 3 % Tangential Shrinkage 6 % References Acosta-Solis, M.,1960,Maderas Economicas del Ecuador y sus Usos,Editorial Casa de la Culhra Ecuatoriana Quito Erfurth, T., Rusche, H.,1976,The Marketing of Tropical Wood B. Wood Species from S. American Tropical,Moist Forests,F.A.O. Forestry Department Little, E.L.,1948,A Collection of Tree Specimens from Western Ecuador,Caribbean Forester,9(3,pp215-98 Villamil, F.G.,1971,Maderas Colombianas,Proexpo Colombia