Koto Wood (Pterygota macrocarpa)
Koto is used as core stock for plywood manufacture and as a backing veneer for plywood panels. Suitable as substitute for breech or ramin in furniture manufacture, interior joinery and carpentry, and general utility timber for interior work, boxes, crates etc. Selected logs sliced for decorative veneer.. This Specie Can be produced and shipped in Saw logs, Peeled Logs, Square edged timber, Round edged timber, Flooring boards, Finishing boards, Unedged boards, Square logs, Decking boards, Parquet floors, Floor planks, Wall coverings(Veneers Sheets), Plywood, Roof coverings, Rattan, Sleepers, Polls and proprietary grade hardwood products of both finish and unfinished.
Koto Wood Specie
- Common Name(s): - Koto
- Scientific Name: - Pterygota macrocarpa
- Distribution: - Central & West Africa
- Tree Size: - 65-100 ft (20-30 m) tall, 2-4 ft (.6-1.2 m) trunk diameter
- Average Dried Weight: - 37 lbs/ft3 (595 kg/m3)
- Specific Gravity (Basic, 12% MC): - .51, .59
- Janka Hardness: - 940 lbf (4,200 N)
- Modulus of Rupture: - 15,290 lbf/in2 (105.4 MPa)
- Elastic Modulus: - 1,752,000 lbf/in2 (12.08 GPa)
- Crushing Strength: - 7,590 lbf/in2 (52.4 MPa)
- Shrinkage: - Radial: 5.1%, Tangential: 10.6%, Volumetric: 15.0%, T/R Ratio: 2.1
- Availability: - Highly Available
- Restrictions: - No
ALL ABOUT KOTO WOOD
- Color/Appearance: - Pale yellow heartwood; little color variation from sapwood to heartwood. Quartersawn surfaces can exhibit ray fleck. Steamed or dyed veneer is not uncommon.
- Grain/Texture: - Straight to slightly interlocked. Texture moderately coarse.
- Endgrain: - Diffuse-porous; solitary and radial multiples; large pores in no specific arrangement, very few; mineral/gum deposits occasionally present; parenchyma vasicentric, diffuse-in-aggregates, banded; medium to wide rays, spacing wide.
- Rot Resistance: - Rated as non-durable; poor insect resistance.
- Workability: - Good working characteristics, though tearout can result on pieces that have interlocked grain. Glues, stains, and finishes well.
- Odor: - Has a strongly unpleasant smell when green which disappears once dry.
- Allergies/Toxicity: - Although severe reactions are quite uncommon, Koto has been reported to cause skin irritation. See the articles Wood Allergies and Toxicity and Wood Dust Safety for more information.
- Pricing/Availability: - Generally available as veneer, prices are in the mid range for an imported hardwood.
- Sustainability: - This wood species is not listed in the CITES Appendices, but is on the IUCN Red List. It is listed as vulnerable due to a population reduction of over 20% in the past three generations, caused by a decline in its natural range, and exploitation.
- Common Uses: - Veneer, plywood, and furniture etc.
- Comments: -
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Koto DataSheet
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