Cipres (Cupressus macrocarpa)
Family: Cupressaceae
Common names: Cipres, East African cypress, Monterey cypress
Distributed in: United States (North America)
Common uses: Heavy construction, Joinery (external): ground contact, Light construction
Tree size: Trunk diameter is 250-300 cm
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite, Yellow.The grain isStraight, the textureUniformand the lusterMedium
Natural durability: Susceptible to insect attack, Very durable
Kiln Drying Rate: Naturally dries slowly
Drying Defects: Checking, Distortion
Ease of Drying: Slowly
Comments: General finishing qualities are rated as satisfactory
Blunting Effect: Little
Boring: Fairly easy to very easy
Carving: Fairly Easy to Very Easy
Cutting Resistance: Easy to saw
Gluing: Very Good to Excellent Results
Mortising: Very Good to Excellent
Moulding: Very Good to Excellent
Movement in Service: Very Good to Excellent
Nailing: Pre-Boring Recommended, Very Good to Excellent
Planing: Very Good to Excellent
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Responds Readily
Routing recessing: Very Good to Excellent Results
Veneering qualities: Suitable for slicing, Veneers easily
Steam bending: Fair to Good Results
Screwing: Pre-boring recommended, Very Good to Excellent Results; Turning: Very Good to Excellent Results
Painting: Very Good to Excellent; Polishing: Very Good to Excellent; Staining: Very Good to Excellent;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
|
|
|
|
Item |
Green |
Dry |
Metric |
Specific Gravity |
|
|
|
Density |
|
432 |
kg/m3 |
Bending Strength |
542 |
849 |
kg/cm2 |
Crushing Strength |
275 |
449 |
kg/cm2 |
Hardness |
|
|
kg |
Impact Strength |
|
|
cm |
Shearing Strength |
|
109 |
kg/cm2 |
Stiffness |
71 |
84 |
1000 kg/cm2 |
Tangential Shrinkage |
|
|
% |
Radial Shrinkage |
|
|
% |
Weight |
|
|
kg/m3 |
Maximum Load |
|
|
cm-kg/cm3 |
Toughness |
|
|
cm-kg |
Static Bending |
|
|
kg/cm2 |
|
| | | | Item | Green | Dry | English | Bending Strength | 7711 | 12078 | psi | Density | | 27 | lbs/ft3 | Maximum Crushing Strength | 3916 | 6397 | psi | Shearing Strength | | 1560 | psi | Stiffness | 1017 | 1199 | 1000 psi | Weight | 26 | 23 | lbs/ft3 | |
Shearing strength (parallel to grain) = low Modulus of Elasticity (stiffness) = very low Max. crushing strength = medium Density (dry weight) = 23-30 lbs/cu. ft. Density (dry weight) = 31-37 lbs/cu. ft. Bending strength (MOR) = medium Bending strength (MOR) = low
Brown, W.H.,1978,Timbers of the World No.1 Africa,TRADA, Red Booklet SeriesDallimore, W. and Jackson, A. Bruce,1966,A Handbook of Coniferae and Ginkgoaceae Fourth Ed. Revised by S.G.,Harrison,Edward Arnold (Publishers) Ltd. LondonForest Products Research Laboratory U.K.,1957,A Handbook of Softwoods,Department of Scientific and Industrial Research Forest Products Research,HMSOLittle, E.L.,1948,A Collection of Tree Specimens from Western Ecuador,Caribbean Forester,9(3,pp215-98Smith, S.W. and Entrican, A.R.,1957,Forestry in New Zealand,New Zealand Forest Service Information Series No.1T.R.A.D.A.,1942,Home-grown timber trees - their characteristics, cultivation and Uses,TRADA
|