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Hollow grouting rock bolt

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Hollow grouting rock bolt

The finished drill rods are mostly used for relatively stable and complete rock strata. Anchoring agents such as resin, engineering glue and quick-setting cement are injected from the center of the rock bolt, which has better anchoring quality than ordinary rock bolts.

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Email:
pengrui@chinapengrui.com

Address:
No. 566, Hunan Road, Longquan Town, Zichuan District, Zibo City, Shandong Province, China (Shandong Pengrui Rock Drilling Technology Co., Ltd.)

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Tel：+86-533-5898111

Email：pengrui@chinapengrui.com