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Ditta 5
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 1
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Halleria
Halleria (Halleria lucida)

Family: Scrophulariaceae

Common names: Halleria, Mubaratsodza, Mutapahuro

Distributed in: Lesotho, Zimbabwe (Africa)

Common uses: Agricultural implements, Boxes and crates, Furniture, Mathematical instruments, Tool handles, Toys, Turnery, Vehicle parts

Tree size: Tree height is 30-40 m

Colors: the heart isWhite to cream, Yellowand the sapwoodSame as heartwood, Yellow.The grain isWeak figure, the textureMediumand the lusterMedium

Natural durability: Perishable, Susceptible to insect attack

Kiln Schedules: Dry at a slow speed

Kiln Drying Rate: Naturally dries slowly

Drying Defects: Splitting

Ease of Drying: Slowly

Cutting Resistance: Easy to saw

Gluing: Easy to glue

Mortising: Fairly Easy to Very Easy

Moulding: Fairly Easy to Very Easy

Movement in Service: Fairly Easy to Very Easy

Nailing: Easy to nail, Possible if prebored

Planing: Planes well, to a good finish

Resistance to Impregnation: Permeable sapwood

Response to hand tools: Easy to machine

Turning: Fairly Easy to Very Easy

Painting: Good; Varnishing: Good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 753 kg/m3
Bending Strength kg/cm2
Crushing Strength kg/cm2
Hardness kg
Impact Strength cm
Shearing Strength kg/cm2
Stiffness 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
Density 47 lbs/ft3
Weight 46 37 lbs/ft3

Density (dry weight) = 46-52 lbs/cu. ft.

Goldsmith, B., Carter, D.T.,1981,The Indigenous Timbers of Zimbabwe,Forestry Commission, Zimbabwe Research Bulletin No.9Scott, M.H.,1935,Weights of South African Growth Timbers,South African Department of Agriculture and Forestry Bulletin,No.145,Forest Products Institute, Forestry Series No.1White, F.,1962,Forest Flora of Northern Rhodesia,O.U.P. London
*Come interpretare i dati (manleva su eventuali imprecisioni)