Select Language:  

logo

< Back BINTANGOR (Calophyllum papuanum) Print Friendly View

< Back Print Friendly View

BINTANGOR (Calophyllum papuanum)

Trade Name

Bintangor

Scientific Name

Calophyllum papuanum Lauterb.

Family

GUTTIFERAE

Common Names

Calophyllum (Papua New Guinea); Calophyllum (Indonesia)

Description Of The Tree

Botanical Description

A medium-sized to large, probably dioecious tree up to 40 m tall with bole up to 90 cm in diameter, usually without buttresses but sometimes with buttresses.

Natural Habitat

C. papuanum is usually a canopy tree of lowland or montane forest. It sometimes grows in swampy forest and occurs up tu 1850 m altitude.

Natural Distribution

The Moluccas (Morotai) and New Guinea.

Plantations Available?

-

Non Timber Uses

-

View More Information

Wood Identification

Anatomic Description Of Wood

Vessels per mm2 6 to 10 (medium). Wood diffuse porous. Vessels exclusively solitary (over 90%). Occasionally tyloses common. Tangential diameter of vessel lumina 100 to 150 micras (small). Vessel-ray pits coarse in marginal rows. Vascular/vasicentric tracheides Axial parenchyma apparent with the naked eye. Axial parenchyma in thick bands. Occasionally prismatic crystals in non-chambered axial parenchyma cells. Axial parenchyma bands more than 3 cells wide. Rays more than 10 per mm (abundant). Occasionally rays exclusively uniseriate. Occasionally prismatic crystals in the ray cells. Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Non-septate fibers. Fibers with simple to minutely bordered pits.

Availability

Cites Status

Unrestricted

General Wood Description

Odor

-

Color

Sapwood pinkish-red, while heartwood reddish-brown.

Grain

Interlocked, spiral and wavy.

Texture

Moderately coarse to coarse, and uneven.

Luster

Present

Natural Durability

Moderately durable under exposed condition.

Natural durability index (1= Very high durability, 7=Vey low durability)

3

Internal Growth Stresses

-

Silica Content

Silica Content: Almost zero

Resistance To Impregnation

Poor to moderately resistant

Wood Physical Properties

Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)

0.54

Air-dry Density (Weight and volume at 12%MC) (g/cm³)

0.59

Drying Defects

Ease of Drying: Seasons well when open stacked after conversion .

Wood Chemical Properties

Wood Mechanical Properties

Bending Strength (MOR),12%MC (kgf/cm²)

1039

Stiffness (MOE) 12%MC (kgf/cm²)

139909

Compression parallel to fiber 12%MC (kgf/cm²)

591

Shear strength radial 12%MC (kgf/cm²)

143

Workability

Sawing

Low to moderate

Rotary Veneer Cutting

Good

Sliced Veneer

Good

Blunting Effect

None, since it is non-siliceous

Machining

Good

Planing

Easy

Moulding

Easy

Boring

Easy

Mortising

Easy

Nailing

Good

Gluing

Good

Sanding

Easy

Finishing

-

Staining

-

Coatings

-

Polishing

Good

Steam Bending

-

Response To Hand Tools

-

Substitute Species

Dark-colored mahogany and/or dark red meranti

REFERENCED USES

End Uses Summary

EXTERIOR GENERAL, poles, HOUSING GENERAL, boards, flooring, parquet, panelling, FURNITURE AND CABINETS, common furniture, cabinets, PLYWOOD AND VENEER, faces, cores, common veneer, PACKING, pallets, NAVAL CONSTRUCTION, boats, boat deck, OTHER AND MUSICAL INSTRUMENTS, pipe, axle, moldings, particleboard

Poles
  • 3 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas do genipapo (Genipa americana)
General Housing
  • 10 - Silica in Timbers
Boards
  • 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Flooring
  • 14 - Handbook of Hardwoods
Parquet
  • 15 - Empire Timbers
Paneling
  • 18 - W3TROPICOS Missouri Botanical Garden
Furniture Cabinets
  • 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Furniture, Common
  • 23 - Handbook of Hardwoods
Cabinet
  • 24 - Empire Timbers
Panels, Veneers
  • 25 - Directory of Timber Trade Malaysia
Faces
  • 26 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Cores
  • 27 - Embassy of Brazil in Japan
Common Veneer
  • 29 - Embassy of Ecuador in Japan
Packing
  • 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Pallets
  • 48 - The strength properties of timbers
Shipbuilding
  • 55 - Tropical Timber Atlas of Latin America
Boats
  • 56 - Manual de Identificación de Especies Forestales de la Subregión Andina.
Boat Decking
  • 59 - Programa Nacional de uso Sostenible de los Bosques e Incremento a las Exportaciones.
Other & Musical Instruments
  • 63 - Madeiras do Brazil II
Pipes
  • 69 -
Axles
  • 73 - Handbook of Hardwoods
Molding
  • 79 - Padronização da Nomenclatura Comercial Brasileira das Madeiras Tropicais Amazônicas, Sugestão
Particleboard
  • 80 - Estudio Integral de la Madera para Construcción

Please Provide Information To View Producer Information

* Or, continue as guest