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 Common Uses Countries of Distribution Ease of Drying Family Name Grain Heartwood Color Kiln Drying Rate Kiln Schedules Luster Movement in Service Natural Durability Numerical Data Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Sanding Sapwood Color Scientific Name Strength Properties Texture Trade Name Tree Identification Tree Size Turning Veneering Qualities		Scientific Name Peronema canescens Trade Name Cherek Family Name Verbenaceae Common Names Cherek, Jati sabrang, Koeroes, Kurus, Longkai, Lurus, Sekai, Sukai, Sungkai, Sungke, Sungkih, Sunkai Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Indonesia, Malaysia Common Uses Bridge construction, Cabinetmaking, Carvings, Flooring, Furniture, Heavy construction, Light construction, Paneling, Vehicle parts, Veneer: decorative Heartwood Color Brown Red Purple Yellow to golden-yellow to orange White to cream Sapwood Color White Yellow White to yellow Same as heartwood Grain Even Closed Straight Figure Wavy Stripe (figure) Straight Wavy Striped figure Texture Medium Fine Fine to medium Coarse Luster Medium High Natural Durability Very durable Durable Susceptible to insect attack Resistant to marine borers Non-resistant to termites Resistant to powder post beetles Resistant to attack from powder post (Lyctid & Bostrychid) beetles Moderately durable Susceptible to attack from termites (Isoptera) Resistant to wood staining fungal attack Non durable Kiln Schedules Drying (speed) is fast Ease of Drying Fairly Easy Slowly Easy Kiln Drying Rate Naturally dries at a moderate speed Tree Identification Bole/stem form is straight Bole/stem form is not buttressed Tree Size Sapwood width is 0-5 cm Movement in Service Excellent Stability - Small Movement Planing Fairly Easy to Very Easy Planes to a satisfactory finish Resistance to Impregnation Resistant heartwood Resistant sapwood Heartwood is permeable Response to Hand Tools Easy to Work Fairly Difficult to Difficult to Work Sanding Good sanding finish Turning Finish is generally satisfactory Veneering Qualities Good gluing qualities Easy to cut Polishing Fair to Good Results Very Good to Excellent Results Strength Properties Modulus of Elasticity (stiffness) = very low Modulus of Elasticity (stiffness) = low Max. crushing strength = medium Max. crushing strength = low Numerical Data Item Green Dry English Maximum Crushing Strength 3027 5157 psi Stiffness 1188 1383 1000 psi Item Green Dry Metric Maximum Crushing Strength 212 362 kg/cm2 References Desch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15 Kartasujana, I., Martawijaya, A.,1973,Commercial Woods of Indonesia,Forest Products Research Institute, Department Pertanian, Bogor Indonesia,Report No.3 Martawijaya, A., Kadir, K., Kartasujana, I.,1986,Indonesian Wood Atlas. Vol.1.,Department of Forestry Agency for Forestry Research and Development.,Bogar-Indonesia Ng, F.S.P.,1978,Tree Flora of Malaya A Manual for Foresters Volume 3,Forest Department Ministry of Primary Industries Malaysia