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Product Name | GFRP bar, Fiberglass rock Bolt |
Material | FRP, GFRP, Fiberglass reinforced polymer |
Technique | Pultrusion, Pultruded, Extrusion |
Sizes | 20mm/22mm/25mm/28mm/30mm/32mm/36mm/38mm |

GFRP bar, Fiberglass Composite Rock Bolt for Coal Mine














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