Acuasia (Quassia amara)
Family: Simaroubaceae
Common names: Acuasia, Bitterholz, Bitterwood, Bois amer, Bois cajan, Bois de frene, Coachi, Cruceto morado, Cruseta, Cuasia, Cuasisa de Jamaica, Echtes quassiaholz, Fliegenholz, Guabo, Guavito, Guavito amargo, Guina, Hombre grande, Kabodan, Kwassi, Kwassi bita, Kwassie hout, Lena amarga, Lignum quassiae verum, Padilla, Palo Isidoro, Pau de Surinam, Pensilero, Puesilde, Quashi, Quasi, Quasia, Quassia, Quina de cayenne, Quinquina de cayenne, Surinam quassia, Tinco
Distributed in: Guyana, Mexico, Trinidad and Tobago (Central America, Latin America, Oceania and S.E. Asia)
Common uses: Chemical derivatives, Food containers
Tree size: Tree height is 20-30 m
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite, White to yellow.The grain isStraight, the textureFine
and the lusterLustrous
Natural durability: Durable
Drying Defects: Internal Honeycombing Possible, Ring Shakes
Ease of Drying: Thick Stock Requires Care
Tree Identification: Bole/stem form is not buttressed
Comments: General finishing qualities are rated as good
Blunting Effect: High to severe
Boring: Fairly easy to very easy
Carving: Fairly Easy to Very Easy
Cutting Resistance: Fairly Difficult to Very Difficult to saw
Gluing: Very Good to Excellent Results
Mortising: Fairly Easy to Very Easy
Moulding: Fairly Easy to Very Easy
Movement in Service: Fairly Easy to Very Easy
Nailing: Pre-Boring Recommended, Very Good to Excellent
Planing: Fairly Easy to Very Easy
Resistance to Abrasion: High
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Easy to machine
Routing recessing: Fairly Easy to Very Easy
Sanding: Very Good to Excellent Results
Steam bending: Very Good to Excellent Results
Screwing: Pre-boring recommended, Very Good to Excellent Results; Turning: Fairly Easy to Very Easy
Polishing: Surface Preparation; Staining: Surface Preparation;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
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Density |
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512 |
kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
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kg/cm2 |
Hardness |
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kg |
Impact Strength |
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cm |
Shearing Strength |
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kg/cm2 |
Stiffness |
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1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
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% |
Weight |
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kg/m3 |
Maximum Load |
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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 | Density | | 32 | lbs/ft3 | Weight | 31 | 25 | lbs/ft3 | |
Density (dry weight) = 31-37 lbs/cu. ft.
Fanshawe, D.B.,1954,Forest Products of British Guiana Part 1 Principal Timbers,Forest Department British Guiana Forestry Bulletin (New Series 2nd,Edition,No.1Marshall, R.C.,1934,Trees of Trinidad and Tobago,Government Printer Port of Spain TrinidadRecord, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University PressRecord, S.J., Mell, C.D.,1924,Timbers of Tropical America,Yale Univ. PressWood, B., Calnan, D.,1976,Toxic Woods,British Journal of Dermat 94 Suppl. 13
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