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Timber is used for so many purposes in construction industry. Constructional timber is obtained from the different types of trees which are abundantly available in different regions. Some of the most used timber producing trees and their uses in engineering world is described below.Different Timber Producing Trees for Use in Construction
Teak
Color: Deep yellow to Dark brown Properties: one of the valuable timber trees of world. It is durable and fire resistant. It does not allow the corrosion of iron fastenings. Seasoning of teak wood is very easy and it is easily workable also. Uses: For house constructions, railway carriages, flooring, manufacturing ships, wood piles etc.
Rosewood or Blackwood
Color: Dark color Properties: this type of tree produces tough and close-grained timber. It is very strong and gives beautiful look after high polishing. Large sized products can be made. It weighs about 7900N/m3 after seasoning. Uses: High quality furniture, ornamental carvings etc.
Sandal
Color: White/Red Properties: it is hard and strong. After seasoning its weight is about 9300 N/m3. Uses: Agricultural instruments, wheels, mallets etc.
Mahogany
Color: Reddish Brown Properties: it is durable even in under water conditions. Easily workable. It weighs about 7200 N/m3 after seasoning. Uses: furniture, fancy goods, ornamental paneling etc.
Oak
Color: Yellowish Brown Properties: It is strong and durable. It contains silvery grains in it. Its weight after seasoning is about 8650 N/m3 at 12 % moisture content. Uses: Sports things like cricket bats, etc.
Pine
Color: Pale yellow/White Properties: Pale yellow pine is heavy and coarse grained while white pine is light and straight grained. Uses: door and window frame, matches industry, paving material etc.
Bamboo
Color: Pale yellow Properties: bamboo is endogenous tree. It is strong and flexible. Durability also high. Uses: Scaffolding, rafters, temporary bridges etc.
Banyan
Color: Brown Properties: It is mostly durable in under water conditions only. It weighs about 5800 N/m3 after seasoning. Uses: Poles, well kerbs, door panels etc.
Iron wood
Color: Reddish Brown Properties: It is very hard and not easily workable. Durability is high. It weighs about 10400 N/m3 after seasoning. Uses: railway wagons, house construction, bridges etc.
Axle Wood
Color: Pale yellow/White Properties: it is very strong and tough. Smooth finish can be obtained. Weighs about 9300 N/m3 @ 12% moisture content after seasoning.Red cedar
Color: Red Properties: Red cedar tree produce soft and ever grained timber. Which is well suitable for under water conditions and moist conditions. Good smooth surface can be obtained by polishing. After seasoning it weighs around 4800N/m3. Uses: Bridge constructions, railway sleepers, piles, well curbs etc.Deodar
Color: Yellowish Brown Properties: Deodar tree produces soft timber which is used for several purposes. It weighs about 5600 N/m3 at 12% moisture content after seasoning. Uses: cheap furniture, railway carriages, packing boxes etc.Irul
Color: light Brown Properties: it is very hard and heavy timber. Durability is high. Seasoning requires more time and after seasoning it weight is 8350 N/m3 at 12% moisture content. Uses: railway sleepers, paving blocks, agricultural tools etc.Aini
Color: Yellowish Brown Properties: Aini is very strong and close grained. It is elastic. It weighs about 5950 N/m3 at 12% moisture content. Uses: ordinary house construction. Paving material etc.Bakul
Color: Reddish brown Properties: Bakul tree also produces close grained and strong timber. Its weight after seasoning is about 8800 N/m3 at 12 % moisture content. Uses: building construction, bridges, piles etc.Babul
Color: Whitish red Properties: Babul timber is strong, hard and durable. After seasoning its weight is about 8350 N/m3 at 12 % moisture content. Uses: cart wheels, agricultural tools, etc.Guava
Color: Greyish brown Properties: It is hard but not very strong. It is easily flexible and fine-grained wood. Its weight after seasoning is about 7500 N/m3. Uses: handles of instruments, toys, etc.Mango
Color: Deep grey PROPERTIES: It is moderately strong and shape of timber is good. After seasoning it weighs 6550 N/m3 @ 12% moisture content. Uses: Door and Window panels, toys, packing boxes etc.
Sissoo
Color: Dark brown Properties: it is tough and durable. Gives pleasant looks but difficult to work. Durable nature is high. Seasoning can be done easily and after seasoning its weight is about 7700 N/m3 at 12% moisture content. Uses: high class furniture, ply wood, piles, decorative works etc.Spruce
Color: Yellow Properties: It is strong against salt water. it can be twisted and wrapped easily. Its weight is about 4800 N/m3 at 12 % moisture content after seasoning Uses: Under water structures, aero plane industries etc.Mulberry
Color: Brown Properties: Mulberry wood is so famous because of its elastic nature. It is strong, tough and elastic also. It can be easily turned and carved. Uses: It is used for making sports goods like cricket bats, hockey sticks etc.Satin wood
Color: Yellow Properties: Close grained, hard and durable timber can be obtained from satin wood. After seasoning it weighs about 9600 N/m3. Uses: Furniture, ornamental carvings, agricultural tools etc.Tamarind
Color: Dark brown Properties: It has full knots but durable. It weighs about 12800N/m3 after seasoning. Uses: For making moldings, carts, well kerbs, agricultural instruments etc.Toon
Color: Reddish brown/dull red Properties: Very light in weight and easily workable. After seasoning it weighs about 5300 N/m3. Uses: Door panels, Musical instruments, Furniture, Railway carriages etc.
