Balsa wood, in comparison with other wood types, has its special characteristics which can be regarded as its advantages actually. It can be the best choice for making models and surfboard and small doll furnitures and so forth for its special advantages. It is lightweight and easy to work with. It is the wood come from balsa tree which mainly grows in Central America and South America. Here we will give you a brief introduction on its unique characteristics.
First of all, it is lightweight. Perhaps the most obvious advantage of balsa is its lightweight. Compared with other kinds of wood, balsa wood is extremely light. It has cells that are extremely thin-walled and large. Generally speaking, 40% of balsa wood is solid substance. There are rare lignins in the balsa wood which can hold most woods together. For this characteristic, balsa wood has been widely used for making airplane models and surfboards and so forth.
Second, you will be suprised by its growth rate. Generally, most trees need to grow up with many years. Just as the traditional Chinese proverb says: It takes ten years to grow trees. However, different from the common trees, balsa wood trees grow in an extreme rapid way. It only takes little time to reach adult size. Generally, a balsa treecan be up to 12 feet tall after germinating within as little as six months actually. And it only takes as little as 6 years to be completely mature and can reach as tall as 90 feet.
What's more, most wood is strengthened by lignin, the micro material to hold wood together. On the contrary, balsa wood has strong strength, but not for the reasons of ligin, but for water. It contains lots of water within its structure. The water weight in green balsa wood can be as much as five times the weight of the actual wood. This is also one of its unique characteristics actually.
Dried balsa wood is easy to work with. And you can break it by hand or carve it easily with knife. It can be used in many areas actually. And it can be classified into different grains to satisfy different requirements both in our daily life and in the industry areas.