Improved rust resistance! Introducing a lock bolt that is also effective as an injection bolt by utilizing the hollow space.
The "IBO-Z" is a hollow lock bolt that features R32 threads rolled along its entire length, making it very easy to handle on-site. It is effective not only as a self-drilling bolt but also as an injection bolt utilizing its hollow design. Additionally, the use of ZAM has significantly improved its corrosion resistance. It is suitable for a wide range of applications, including pattern bolts, fore-poling, and tunnel repairs. 【Features】 ■ Pursues cost-effectiveness through bit selection based on the target ground. ■ Reduces cycle time by allowing drilling and bolt insertion to be performed simultaneously. ■ R32 rope threads are rolled along the entire length, ensuring slime discharge performance and stable adhesion performance. ■ Adaptable to a wide range of applications. *For more details, please refer to the PDF document or feel free to contact us.
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basic information
【Specifications】 ■Name: R32 ■Cross-sectional area: 432mm² ■Load at failure: 199kN ■Failure point: 460N/mm² ■Tensile load: 227kN ■Tensile strength: 525N/mm² ■Unit weight: 3.4kg/m *For more details, please refer to the PDF document or feel free to contact us.
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Applications/Examples of results
【Usage】 ■NATM: Pattern bolts, fore-poling, tunnel repair ■Injection bolts: LW, urethane, etc., slope reinforcement *For more details, please refer to the PDF document or feel free to contact us.
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Company information
As a pioneer in post-installed anchors in Japan, KFC was established in 1965. We respond to customer needs with a consistent system from product development to sales and construction. Our business activities are centered around three main areas: construction fastening materials such as post-installed anchors, materials for tunnel excavation like rock bolts and auxiliary methods, and various construction works related to seismic reinforcement, safety measures, equipment, and refreshment.
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