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Hollow Anchor Bars Rock Bolt and Drill Bits for Slope Support Fixing¹

Mining Machinery, Nut, Anchor Bolt

Ningbo Yinzhou Ternal Machinery Co., Ltd.

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Product Description Anchor nut key manfuacturer in ChinaIntroduction to SDAThe self-drilling hollow anchor system performs drilling, anchoring and grouting in one step. It allows air and water to freely pass through the bar during drilling to remove debris and then allows the grout to be injected immediately after completely covering the entire bolt.Features and AdvantagesNo predrillingRock at any depthCan be installed in all soil typesCasing for lateral loadsGrout and bar are installed simultaneouslyOnly need rock drill & grout plantMain Components: Self-drilling Anchor System Consists of five basic components:- One Or More Steel Hollow Bar- One Or More Extension Coupling To Connect The Hollow Bars- A Steel Plate- A Steel Nut-A Sacrificial Drill BitTechnical Data Sheet ANCHOR HEXAGONAL NUTThread SizeSW(mm)Length(mm)Unit Weight(kg)R2541410.3R3246450.3546650.45R3850600.5R5175701.55T76100802.8HardnessHRC 23 - HRC 30Thread StandardsISO 10208 / ISO 1720 / Other International StandardsThread TypeLeft Hand / Right HandOption of Anti-CorrosionHot-dipped Galvanization StandardPainting CoatingEpoxy CoatingOther With the middle stop, O rings are available as per the requestMaterialSeamless Steel En10083/ Carbon Steel

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Mining Machinery: Hollow Anchor Bars Rock Bolt and Drill Bits for Slope Support Fixing

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