English elm (Ulmus procera)
Family:
Common names: Elm, English elm, Nave elm, Red elm, Vanlig alm
Distributed in: United Kingdom (Western Europe)
Distribution overview: English elm is native to England and western Europe. It is, however, widely cultivated, escaping in the northeastern and Pacific states of the United States. It grows in thickets, along roadsides and forest borders, and is often found in moist soils.
Common uses: Bedroom suites, Bent Parts, Boat building, Cabinetmaking, Canoes, Caskets, Chairs, Decorative veneer, Dining-room furniture, Docks, Dockwork, Domestic flooring, Drawer sides, Figured veneer, Fine furniture, Flooring, Furniture , Harbor work, Kitchen cabinets, Lifeboats, Living-room suites, Marine construction, Office furniture, Parquet flooring, Radio - stereo - TV cabinets, Shipbuilding, Sub-flooring, Turnery, Utility furniture, Veneer, Wharf construction
Environment profile: Status has not been officially assessed
Difficult to locate
Tree size: Tree height is 30-40 m
Colors: the heart isRed, Yellowand the sapwoodWhite, Yellow.The grain isIrregular, the textureFine
Natural durability: Susceptible to insect attack, Very little natural resistance
Odor: No specific smell or taste
Kiln Schedules: Schedule A: United Kingdom
Kiln Drying Rate: Naturally dries slowly
Drying Defects: Distortion (twist/warp) is likely, Expect splits
Ease of Drying: Slowly
Comments: Often found in hedgerows. Center is likely unsound
Blunting Effect: Medium effect
Boring: Fairly easy to very easy
Carving: Gluing is often difficult
Cutting Resistance: Tends to bind on saws
Gluing: Good properties
Mortising: Difficult to mortise
Moulding: Requires very sharp cutting edges
Wood tends to pick-up
Movement in Service: Requires very sharp cutting edges
Wood tends to pick-up
Nailing: Resists splitting , Satisfactory nailing properties
Planing: Woolly
Resistance to Impregnation: Sapwood is permeable
Response to hand tools: Fairly Difficult to Difficult to Work
Routing recessing: Very sharp cutting edges are required to produce a smooth surface
Steam bending: Poor
Screwing: Reported to screw without splitting
; Turning: Requires very sharp cutting edges
Polishing: High finish; Staining: Stains well
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- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
|
0,54 |
|
Density |
|
496 |
kg/m3 |
Bending Strength |
372 |
632 |
kg/cm2 |
Crushing Strength |
159 |
319 |
kg/cm2 |
Hardness |
|
364 |
kg |
Impact Strength |
63 |
58 |
cm |
Shearing Strength |
|
120 |
kg/cm2 |
Stiffness |
54 |
73 |
1000 kg/cm2 |
Tangential Shrinkage |
|
|
% |
Radial Shrinkage |
4 |
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% |
Weight |
592 |
512 |
kg/m3 |
Maximum Load |
0,63 |
0,7 |
cm-kg/cm3 |
Toughness |
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cm-kg |
Static Bending |
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kg/cm2 |
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| | | | Item | Green | Dry | English | Bending Strength | 5302 | 8989 | psi | Density | | 31 | lbs/ft3 | Hardness | | 804 | lbs | Impact Strength | 25 | 23 | inches | Maximum Crushing Strength | 2264 | 4545 | psi | Shearing Strength | | 1715 | psi | Stiffness | 779 | 1049 | 1000 psi | Work to Maximum Load | 9 | 10 | inch-lbs/in3 | Specific Gravity | | 0.54 | | Weight | 37 | 32 | lbs/ft3 | Radial Shrinkage | 4 | | % | Tangential Shrinkage | 6 | | % | |
Hardness = medium Crushing strength = low
Density is high
HMSO. 1985. Broadleaves. Forestry Commission Booklet No. 20. Text by H.E. Edlin. Revised by A.F. Mitchell. Forestry Commission, Her Majesty's Stationery Office, London.HMSO, 1981. Handbook of Hardwoods, 2nd Edition. Revised by R.H. Farmer. Department of the Environment, Building Research Establishment, Princes Risborough Laboratory, Princes Risborough, Aylesbury, Buckinghamshire.Laidlaw, W.B.R.1960. Guide to British Hardwoods.Published by Leonard Hill [Books] Limited, 9 Eden Street, N.W.1, London.Lavers, G.M. 1966. The Strength Properties of Timbers. Forest Products Research Bulletin, No. 50. Ministry of Technology, Her Majesty's Stationery Office, London.Lincoln, W.A. World Woods in Color. Linden Publishing Co. Inc, Fresno, California.Little, E.L.1980.The Audobon Society Field Guide to North American Trees - Western Region.Published by Arthur A. Knopf, New York.Patterson, D. 1988. Commercial Timbers of the World. Fifth Edition. Gower Technical Press, Aldershot, UK. ix + 339 pp.
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