Sewer and rainwater (municipal) industry, as well as the shield construction industry! We can provide appropriate proposals tailored to site conditions.
The "Hexagate Plug" ensures high water-stopping performance through tube sealing and allows for confirmation of water-stopping capability by conducting pressure tests on-site, making it a large-diameter pipe water-stopping wall. It can be utilized for safety measures during heavy rainfall, ensuring worker safety during branch connection work, and for temporary storage of rainwater mainlines. Additionally, unlike the full-circle bolt fastening method, it can achieve water stopping through remote-controlled tube pressurization, which streamlines the work process and reduces the time required for water-stopping operations. 【Features】 ■ Remote operation allows for tube pressurization (water), enhancing the efficiency of water-stopping work ■ Eliminates the need for full-circle bolt fastening, reducing construction time ■ Pressure management is possible with a pressure gauge, making it easier to manage the water-stopping state ■ The two-row tube seal arrangement allows for confirmation of water stopping after installation ■ Gap-following performance makes it easier to adapt to clearance differences on-site ■ Specifications can be adjusted according to the internal diameter, shape, and delivery conditions on-site, making it easy to adopt *For more details, please download the PDF or feel free to contact us.
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【Concerns like these (partially)】 ■ There is a risk of flooding in the pipeline during heavy rain, and ensuring the safety of workers is a challenge. ■ During branch connection work, insufficient water stopping can be dangerous, and reliable water stopping methods are necessary. ■ Conventional water stopping walls often require bolting around the entire perimeter, which increases the workload. ■ Sealing work is cumbersome and tends to extend construction time. ■ Full perimeter torque management of bolts is necessary, making construction management complicated. ■ There are gaps and discrepancies at each site, making it difficult to conform to existing conditions, which can lead to unstable water stopping performance. *For more details, please download the PDF or feel free to contact us.
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Applications/Examples of results
【Implementation Results】 ■ Fukuoka City Daimyo Shield (φ3500) ■ Fukuoka City Imaizumi Shield (φ3500) ■ Osaka Prefecture Shimizu Joint Trench (φ5500) ■ Tokyo Metropolitan Tachiaigawa Main Line (W6950×H2475) *Non-circular cross-section (oval shape) ■ Kasumigaseki 2-chome Reconstruction Project (φ2200) ■ Nagoya City Meieki South (φ4250/φ2200) ■ Nagoya City Central Rainwater Main Line (φ5750) *For more details, please download the PDF or feel free to contact us.
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Rokubun Rubber Co., Ltd. is a specialized manufacturer of industrial rubber products. With a motto of flexible thinking and free design, we produce products that match our customers' needs. We hold numerous industrial property rights and have various patent applications and utility models in collaboration with our customers, covering a wide range of fields including nuclear power, steelmaking, and shipbuilding. We will continue to advance our research and development with the aim of creating ultimate products that meet everyone's needs.






