Name: Batty wood irregularities Name: pear, yellow sandalwood, golden trees and distribution ** ● large trees, high 35-48m, diameter of 1-2m. The genus of about 35 species, distributed in tropical Asia, Africa and Oceania. The major imports from Equatorial Guinea, Liberia, Cameroon, Gabon, Congo and other regions, a large amount. ● cross-section: significant difference between heartwood and sapwood. Heartwood yellow to orange. Sapwood yellow or yellow-white, wide about 4cm. Growth ring is not obvious. ● macroscopic structure diffuse porous wood. Obvious to the naked eye under the hole. Slightly less, slightly larger; main single pores, rarely complex pore diameter of the column (2); with brown sediment and tyloses. Axial parenchyma magnifying glass, & c See sparse ring tubular, wood rays visible under a magnifying glass, a little dense, narrow. ● timber properties with a sheen. Texture staggered; structure fine to slightly coarse; material medium to heavy hard; strength slightly; Shrinkage great. Good processing properties; Adhesive, polishing Required fields primer) and good performance; nails need to be punched. It decay. Slow drying, easy to crack, slightly deformed. Air-dry density O. 67 ~ O. 78g / m3. Batty wood, hardwood are natural preservative, no deformation fade, and more water-resistant insects, the appearance of smooth and bright. ● Identification points endothelial Batty wood brown; bast fibers developed, up, easy to tear loose needles or hemp filamentous heartwood dark to orange wood texture staggered ● Batty use applicable to the construction, advanced decay outdoors. timber, shipbuilding, port, railway sleepers, decorative veneer, flooring, stair handrails, furniture, joinery and so on.