We handle joint grid spacers, level keepers, and more.
Sumihatsu Co., Ltd. is a company that manufactures and sells automotive leaf springs, industrial coil springs, railway facility products, and more. Our product lineup includes "joint grid sleepers," which distribute loads and suppress displacement through a high-rigidity ladder structure; "improved diagonal adhesive insulated rails," which have been enhanced for longer lifespan; and "level keepers," which are installed in areas prone to floating sleepers to suppress localized track displacement. 【Product Lineup】 - Joint grid sleepers - Improved diagonal adhesive insulated rails - Level keepers - Bolt-type anti-creepers - Composite sleepers, etc. For more details, please contact us or download the catalog.
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【Featured Products】 ○ Joint Grid Sleeper → Distributes load and suppresses displacement due to high rigidity ladder structure → Effective at joints, boundaries between direct fixation track and ballast track, and before and after bridges and level crossings ○ Improved Diagonal Adhesive Insulated Rail ○ Level Keeper → Installed in areas prone to floating sleepers to suppress localized track displacement ○ Bolt-type Anti-Creeper → Suppresses rail creep with a resistance of 39kN (4000kgf) Available for 50N, 60K, 70S, and 80S ○ Composite Sleeper → One-piece molding without adhesive surfaces → Achieves strong products using uniquely manufactured reinforced glass long fibers ○ Groove Rib → The lower part of the sleeper is shaped with protrusions to improve lateral resistance ○ Cable Protection → Allows wiring of signal cables and others within the sleeper, preventing damage during maintenance work ○ NS-3 → A mesh sheet is integrally molded on the bottom of the sleeper. Enhances ballast penetration and improves lateral resistance ○ Anti-protrusion Plate ○ Anti-movement Fitting ○ Anti-fall Fitting ○ Interposed Long Type Plate ○ Ceramic Thermal Sprayed Washer ○ Right Angle Deviation Prevention Fitting, etc. ● For more details, please contact us or download the catalog.
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Company information
Sumihatsu Co., Ltd. is a company that manufactures and sells automotive leaf springs, industrial machine coil springs, railway facility products, and more. Sumihatsu anticipates customer needs and continues to propose high-quality, value-added products. To achieve this, we will integrate the vitality and technical skills of each employee and continue to advance as the best partner for our customers.