玻璃钢杆是以玻璃纤维无捻粗纱为增强材料，不饱和聚酯树脂为基体，经拉挤成型的玻璃纤维杆。其具有轻质、高强、防腐以及色彩鲜艳等特点。
结果表明：在拉伸外荷载作用下，灌浆体对玻璃钢杆的剪应力并不随杆体长度均匀分布；
The study results show that: the shear of grout on FRP rods does not vary uniformly with the length of rod;
本文还介绍了中国煤矿玻璃钢锚杆的应用情况。
The application situation of FRP bolt at coal mines in China is also involved in.
本实用新型和现有技术相比具有很好的缓冲冲击压力，保护玻璃钢锚杆。
Compared with the prior art, the utility model has the advantages of good buffering shock pressure and being capable of protecting the glass steel anchor rod.
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