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

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Ditta 4
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Tel.: +39 456 5664 54

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Ditta 3
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Ditta 2
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Tel.: +39 456 5664 54

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Ditta 1
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Tel.: +39 456 5664 54

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Ditta 0
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Baiza
Baiza (Hibiscus macrophyllus)

Family: Malvaceae

Common names: Baiza, Chamia, Dayban, Jabo, Kachia-udal, Kasyapala, Kong-krowai, Mao-marli, Maoh, Misi-mugrong-buphang, Pharna, Pochong, Pohu udal, Sho, Tutar, Tyllendkar, Yetwen

Distributed in: Burma, India, Indonesia, Malaysia (Oceania and S.E. Asia)

Common uses: Boat building (general), Heavy construction, Light construction, Poles, Posts, Sporting Goods

Tree size: Tree height is 20-30 m

Colors: the heart isWhite, Yellowand the sapwoodWhite to yellow, Yellow.The grain isStraight, the textureMediumand the lusterLow

Natural durability: Resistant to marine borers, Susceptible to attack from termites (Isoptera)

Silica Content: Siliceous

Comments: General finishing qualities are rated as good

Blunting Effect: High to severe

Cutting Resistance: Easy to saw

Planing: Fairly Easy to Very Easy

Resistance to Impregnation: Resistant heartwood

Response to hand tools: Easy to machine

Sanding: Fairly Easy to Very Easy

Steam bending: Fair to Good Results


Polishing: Fairly Easy to Very Easy;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density kg/m3
Bending Strength 654 1024 kg/cm2
Crushing Strength 485 699 kg/cm2
Hardness kg
Impact Strength 101 cm
Shearing Strength kg/cm2
Stiffness 117 135 1000 kg/cm2
Tangential Shrinkage 6 %
Radial Shrinkage 3 %
Weight kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 9310 14566 psi
Impact Strength 40 inches
Maximum Crushing Strength 6899 9945 psi
Stiffness 1665 1923 1000 psi
Radial Shrinkage 3 %
Tangential Shrinkage 6 %
Volumetric Shrinkage 11 %

Toughness-Hammer drop (Impact Strength) = medium
Shrinkage, Volumetric = moderate
Shrinkage, Tangential = small
Shrinkage, Radial = small
Modulus of Elasticity (stiffness) = medium
Max. crushing strength = high
Bending strength (MOR) = medium

Chowdhury, K.A., Ghosh, S.S.,1958,Indian Woods: Their identification, properties and uses Vol. I,Dilleruaceae to Elaeocarpaceae,Manager of Publications, Delhi, IndiaDesch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15Gamble, J.S.,1902,A Manual of Indian Timbers,Sampson Low, Marston & Co. LondonWhitmore, T.C. (Ed.,1972,Tree Flora of Malaya A Manual for Foresters Volume 1,Forest Department Ministry of Agriculture and Lands Malaysia
*Come interpretare i dati (manleva su eventuali imprecisioni)