Kempas:An Imported Flooring Option
Kempas is the trading name for Koompassia malaccensis, Koompassia excels, Koompassia grandiflora, which are the botanical names of the tree species. Kempas primarily grows in Asia particularly in Malaysia, the Philippines, Indonesia and also Papua New Guinea.
The heartwood of Kempas has a reddish brown color with streaks of yellow. Its sapwood is a pale yellow or at times, yellowish brown. Its texture is coarse but considerably even with interlocking grains showing some figure on its radial surface.
Kempas timber easily dries out, which is why utmost care is required to avoid splitting of the wood. This is due to the presence of included phloem, which can decrease the strength of the wood and even contribute to splitting during the drying phase. Moreover, the interlocking grains make it difficult to manage the wood. Kempas timber is actually not recommended for turnery. However, it peels adequately but it still requires pre-drilling for nailing purposes.
Kempas timber products is usually used as plywood and flooring. Its heartwood is not termite resistant while its sapwood is susceptible to lyctid attacks. Nonetheless, the wood remains a popular flooring choice in Australia, though it is not stable unless a 3 to 4 weeks acclimatisation is provided. It is not ideal for outdoor uses like decking because the wood is known to bleach and stain the material underneath it.
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