With the development of science and technology. The umbrella has also changed, from the oilpaper umbrellas to the present variety of umbrellas. As the umbrella surface change, umbrella also had the change, the umbrella before most of the wood, bamboo umbrella, then there are frame, steel framework, aluminum alloy bone bone (also called fiber), the bone and resin electric bone.
1, aluminum: light weight, cheap.
2, chemical fiber: light weight, strong ability to withstand wind and wind.
3, carbon fiber: light weight. Disadvantages: Wind resistance in general, the price of all materials, the most expensive.
4, wooden bone: traditional Chinese umbrella often used.
5, tiron bone: strong and durable, the price is slightly more expensive than aluminum.