Decking, Fences & Trellis : Chengal Timber

« Back To Products

Description

INTRODUCTION

The timber widely known as Chengal (Neobalanocarpus heimii /Dipterocarpaceae). The sapwood is a light yellow-brown with a distinct green tinge, sharply defined and darkening on exposure to a dark purple-brown or rust-red.

Also known as Chengal (Brunei); and Chan Ta Khien, Chi-ngamat, Takian Chan and Takian Chantamaeo (Thailand).

USES

The timber is suitable for all forms of heavy construction, heavy duty furniture, bridges, marine construction, boat building, piling, mallets, flooring, decking, vehicle bodies, fender supports, staircase, columns (heavy duty), door and window frames and sills, carving works and other uses where strength and durability are required.

SHRINKAGE

Shrinkage is fairly low, with radial shrinkage averaging 1.1% and tangential shrinkage averaging 2.6%.

STRENGTH PROPERTIES

The timber falls into Strength Group A (Engku, 1988b) or SG 1 (MS 544:Part 2:2001).

Strength Properties of Chengal

Test Condition

Modulus of Elasticity (MPa)

Modulus of Rupture  (MPa)

Compression parallel to grain (MPa)

Compression perpendicular to grain (MPa)

Shear Strength (MPa)

Green

18,100

122

69

12

14

Air dry

19,600

149

75

12

14

Sizes

  • Thicknesses of 25mm, 35mm, 50mm, 75mm, 100mm
  • Widths of 25mm, 50mm, 75mm, 100mm, 125mm, 150mm, 175mm, 200mm, 250mm, 300mm
  • Lengths of 3-6ft & 8ft and up

Characteristics

Density

  • Heavy Hardwood
  • 915-980 kg/m3 air dry

Durability

  • Extremely durable
  • 20-30 years & above
  • Suitable for outdoor rain, sun, water conditions
  • Anti-termite & anti-fungus

Speciality

  • Very durable