W型鋼帶 W鋼帶也叫頂板鋼帶，是用高強(qiáng)合金板冷壓而成，與各種錨桿共同組合組成錨桿的整體性，是軟弱巖石和煤頂板控制的最佳選擇。廣泛應(yīng)用于礦井下巷道，工作面切眼，峒室及其它領(lǐng)域的巷道支護(hù)，對(duì)處理不穩(wěn)定圍巖效果更佳。 W type rock bolt mat W type rock bolt mat(roof steel belt), is cold-formed by high strength alloy plates, and which can be combined with all kinds of rock bolt, is the best choice of weak rocks and control of coal roof. It is widely used in coal mine roadway, working surface, and other fields of roadway. It got better efficacy on unstable surrounding rocks.