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Fornitori

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

Sito web: www.pippo.it
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Ditta 4
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 3
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 2
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 1
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 0
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Acha
Acha (Hardwickia binata)

Family: Leguminosae

Common names: Acha, Alti, Aryan, Bone, Chhota dundhera, Eppa, Kamra, Karacha, Karachi, Karachu, Katt-udugu, Malaithi, Nar yepi, Narayepi, Parsed, Parsid, Ura, Yapa, Yepi

Distributed in: India (Oceania and S.E. Asia)

Common uses: Agricultural implements, Bearings & bushings, Boat building (general), Bridge construction, Cabinetmaking, Charcoal, Fuelwood, Furniture, Handles: woodworking tools, Heavy construction, Light construction, Mine timbers, Plywood, Poles, Posts, Railroad ties, Structural work, Tool handles, Turnery, Wheel spokes

Tree size: Trunk diameter is 100-150 cm

Colors: the heart isRed, Yellowand the sapwoodWhite to yellow, Yellow.The grain isStraight, the textureMedium to coarseand the lusterDull

Natural durability: Perishable, Very durable

Drying Defects: Slight surface checking, Splitting

Ease of Drying: Moderately Difficult to Difficult

Tree Identification: Bole/stem form is cylindrical

Comments: General finishing qualities are rated as good

Cutting Resistance: Easy to saw

Mortising: Fairly Easy to Very Easy

Moulding: Fairly Easy to Very Easy

Movement in Service: Fairly Easy to Very Easy

Planing: Planes well, to a good finish

Resistance to Impregnation: Heartwood is extremely resistant

Response to hand tools: Easy to Work



  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 929 kg/m3
Bending Strength 542 849 kg/cm2
Crushing Strength 380 574 kg/cm2
Hardness kg
Impact Strength 86 cm
Shearing Strength kg/cm2
Stiffness 83 97 1000 kg/cm2
Tangential Shrinkage 4 %
Radial Shrinkage 3 %
Weight 913 737 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 7711 12078 psi
Density 58 lbs/ft3
Impact Strength 34 inches
Maximum Crushing Strength 5408 8171 psi
Stiffness 1188 1383 1000 psi
Weight 57 46 lbs/ft3
Radial Shrinkage 3 %
Tangential Shrinkage 4 %
Volumetric Shrinkage 8 %

Density (dry weight) = 61-67 lbs/cu. ft
Density (dry weight) = 53-60 lbs/cu. ft
Toughness-Hammer drop (Impact Strength) = medium
Toughness-Hammer drop (Impact Strength) = low
Shrinkage, Volumetric = small
Shrinkage, Tangential = very small
Shrinkage, Radial = small
Modulus of Elasticity (stiffness) = very low
Modulus of Elasticity (stiffness) = low
Max. crushing strength = medium
Max. crushing strength = high
Bending strength (MOR) = medium
Bending strength (MOR) = low

Brown, W.H.,1978,Timbers of the World, No. 3 Southern Asia,TRADA, Red Booklet SeriesGamble, J.S.,1902,A Manual of Indian Timbers,Sampson Low, Marston & Co. LondonHoward, A.L.,1948,A Manual of Timbers of the World.,Macmillan & Co. Ltd. London 3rd ed.Krishna Murthy, A.V.R.G.,1967,Economics on railway sleeper supplies in Karimnagar (East) Divn., Andhra,Pradesh.,Indian Forester 93(7) pp455-68Pearson, R.S., Brown, H.P.,1932,Commercial Timbers of India,Govt. Printer Calcutta,2 volsRamesh, Rao K., Purkayastha, S.K.,1972,Indian Woods - Their Identification Properties and Uses,Dehra Dun India,Vol. 3Sweet, C.V.,1922,Further experiments in the air-seasoning of Indian timbers and general,recommendations as to seasoning methods.,Indian Forest Records IX part V, Delhi, IndiaTewari, M.C., Jain, J.C.,1980,Utilization of Secondary Species,Journal of the National Building Organization 25(2) pp1-6
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