Timbers of Kerala

[ Logout ]

Back Prior Record Next Record

Scientific Name  Dipterocarpus indicus Bedd
Trade Name  gurjan
Local Name  kalpayin
Family  Dipterocarpaceae
Tree Size  very large
Tree Height ( m )  37 -
Tree Diameter ( cm )  120 -
Tree Distribution  west coast tr
Sapwood-Heartwood Distinction  Indistinct
Sapwood Colour  greyish white to pale brownish white
Heartwood Colour  greyish to reddish brown
Hardness  moderately hard
Specific Gravity Based on Weight Over-dry and Volume Green 
Weight  moderately heavy
Weight(Kg)/cubic meter at 12% Moisture Content 
Texture  coarse
Grain  Straight to somewhat interlocked or irregular
Growth Rings  Indistinct
Porosity  diffuse porous
Vessel Size  large to medium
Vessel Arrangement  Few to moderately numerous, mostly solitary
Vessel Diameter   -
Vessel Element Lenght  -
Pit Outline 
Pit Size 
Vessel Ray Pitting 
Ray Nature  moderately broad to fine, closely spaced
Ray Arrangement/Type 
Ray Number  -
Ray Height  -
Fibre Walls 
Fiber Length 
Modulus of Rupture in kg/cm2 (Green)  789
Modulus of Elasticity in kg/cm2 (Green)  162900
Modulus of Rupture kg/cm2 (Dry)  1245
Modulus of Elasticity in kg/cm2 (Dry)  201400
Uses  Construction purposes like beams, ceiling floor boards; bridge construction; Class I plywood and veneers ; poles and cross arms; railway sleepers; boat and shipbilding; cart and carriages

College of Forestry - KAU