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 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 Nailing Natural Durability Numerical Data Painting Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Sanding Sapwood Color Scientific Name Screwing Strength Properties Texture Toxicity Trade Name Tree Identification Tree Size Turning Veneering Qualities Scientific Name Cryptocarya chinensis Trade Name Chinese cryptocarya Family Name Lauraceae Common Names Chinese cryptocarya Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] China Common Uses Cabinetmaking, Carvings, Furniture, Joinery, Light construction, Plywood, Toys, Turnery, Veneer Heartwood Color Red Brown Pink Yellow Purple Orange Green/grey White to cream Red Greenish to greyish Sapwood Color Red Yellow Same as heartwood Grain Even Straight Straight Texture Fine Medium Fine Luster Lustrous Natural Durability Susceptible to insect attack Non-durable Non-resistant to termites Perishable Moderately durable Non-resistant to marine borers Resistant to powder post beetles Susceptible to marine borer attack Susceptible to attack from powder post (Lyctid & Bostrychid) beetles Resistant to attack from termites (Isoptera) Durable Toxicity Some toxic effects Drying Defects Collapse Internal Honeycombing Possible Ease of Drying Fairly Easy Slowly Moderate Kiln Drying Rate Rapid Naturally dries slowly Tree Identification Bole/stem form is straight Bole/stem form is cylindrical Tree Size Trunk diameter is 100-150 cm Tree height is 20-30 m Bark width is 5-10 mm Sapwood width is 10-15 cm Sapwood width is 5-10 cm Bark width is 15-20 mm Tree height is 30-40 m Bark width is 10-15 mm Trunk diameter is 150-200 cm Comments General finishing qualities are rated as good Blunting Effect Moderate Little Boring Fairly easy to very easy Cutting Resistance Easy to saw Gluing Fairly Easy to Very Easy Easy to glue Nailing Fairly Easy to Very Easy Poor to Very Poor Results Fair to Good Results Holds nails well Planing Fair to Good Results Very Good to Excellent Results Resistance to Impregnation Permeable sapwood Permeable heartwood Response to Hand Tools Easy to Work Moderate working qualities Easy to machine Sanding Very Good to Excellent Results Fair to Good Results Screwing Fairly Easy to Very Easy Easy to screw Turning Poor to Very Poor Results Good results Easy to turn Veneering Qualities Suitable for peeling Suitable for slicing Easy to cut Painting Very Good to Excellent Results Fair to Good Results Polishing Good results Strength Properties Shrinkage, Radial = small Shrinkage, Tangential = small Shrinkage, Tangential = moderate Shrinkage, Tangential = fairly large Shrinkage, Radial = moderate Density (dry weight) = 38-45 lbs/cu. ft. Density (dry weight) = 31-37 lbs/cu. ft. Numerical Data Item Green Dry English Density 36 lbs/ft3 Weight 35 28 lbs/ft3 Radial Shrinkage 3 % Tangential Shrinkage 7 % Item Green Dry Metric Density 576 kg/m3 Weight 560 448 kg/m3 Radial Shrinkage 3 % References Kanehira, R.,1921,Anatomical Characteristics and Identification of Formosa woods,Govt. of Formosa, Taihoku 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,1