重量轻、占地面积小、强度大、耐温高、不变形。

Feature:Light weight,space saving, high strength, good performance in high temperature and impact, inflexible.

挡水板片距：30mm,32mm,34mm；

Vane spacing:30mm,32mm,34mm;

片宽规格：136mm,120mm,90mm;

Vane width:136mm,120mm,90mm;