The material of umrbella frame

Time: 2016-03-18

The material of umrbella frame
1.metal frame:cheap, its shortcoming is not flexibility, easy to bend under pressure;
2.aluminium frame: light weight, the drawback is not enough good for the elastic;
3.fiberglass frame: price is more expensive, elastic, not easy broken, good resilience,,and wind resistance;
4.fiber carton frame: the most expensive, high hardness, light weight, good resilience, windproof