Bangkirai Wood
Experience the strength and durability of Bangkirai wood, a versatile hardwood perfect for demanding outdoor applications. Its exceptional mechanical properties make it ideal for heavy constructions such as bridges, bridge decking, railings, noise barriers, locks, and other freshwater infrastructure. Bangkirai provides a reliable, long-lasting solution for projects where performance and longevity are essential.
Bangkirai for Freshwater Applications
Bangkirai is a collective name for the Yellow Balau and Selangan Batu species—distinct from Red Balau, which cannot be marketed as Bangkirai. Fresh Bangkirai heartwood ranges from yellow to gray-brown, sometimes with a reddish hue, and naturally darkens to a rich brown when exposed to daylight. With its fine, even texture and prominent cross-grain pattern, Bangkirai displays a striking striped appearance on radial or quarter-sawn surfaces, making it both durable and visually appealing for freshwater construction projects.
Characteristics
| Name | Bangkirai |
| Growth area | South East Asia |
| Botanical name | Shorea |
| Durability class | 2 |
| Strength class | D50 |
| Voluminous mass | 700-930(1150 ) kg/m3 at 12% moisture |
| Suitable for | To follow later |
| To edit | easy to saw and plan |
Editability
Although Bangkirai is hard, it can be shortened, sawn and planed quite well. However, when planing quarter-sawn surfaces, you must take the crosshairs into account, which often leads to indentations. These indentations can roughen the surface and affect the finish. To improve the workability of Bangkirai, it is important to apply the correct techniques. For example, a good rake angle can help reduce indentations. By carefully choosing the rake angle, you can cut the wood fibers more efficiently and achieve a smoother surface. In addition, it is recommended to use sharp and high-quality tools when processing Bangkirai. Blunt tools can damage the wood and lead to more indentations. Regular sharpening and maintenance of your tools ensures optimal machinability.
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