{"product_id":"hydraulic-buffer-invisible-hinge","title":"Hydraulic Automatic Self-Closing Door Hinge – Soft-Close Buffer Butt Hinge for Interior \u0026 Concealed Doors (5\" \/ 6\", 60kg \/ 132 lbs)","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Ningbo Dimon Heavy-Duty Hydraulic Self-Closing Door Hinge combines the smooth swinging performance of a premium architectural butt hinge with the functionality of an overhead automatic door closer. Specifically engineered for interior wooden doors, flush concealed doors, hidden pantry entries, and residential corridors, this integrated hinge eliminates the need for unsightly overhead door closer arms and bulky floor springs. Featuring an internal hydraulic piston transmission system and precision needle roller bearings, it ensures silent, controlled, and cushioned self-closing action, preventing slamming while delivering up to 60 kg (132 lbs) of load capacity per pair.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-in-1 Integrated Closer \u0026amp; Hinge:\u003c\/strong\u003e Blends mechanical hinge aesthetics with hydraulic automatic door closing, keeping door jambs clean and modern without overhead closer boxes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSilent Hydraulic Cushioning \u0026amp; Soft-Close:\u003c\/strong\u003e Internal fluid damper automatically decelerates the swinging door in the final closing arc, gently and quietly pulling it shut without slamming.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNeedle Roller Bearing Mechanism:\u003c\/strong\u003e Heavy-duty hardened steel needle roller bearings provide exceptional axial load support, low friction resistance, and long-term sagging resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust 60kg (132 lbs) Load Capacity:\u003c\/strong\u003e Heavy-gauge aluminum alloy and stainless steel construction supports solid wood, engineered timber, and composite doors up to 60 kg per pair.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Architectural Styles \u0026amp; Sizes:\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eStandard Mortise Butt Hinge (Flat Leaf Type C):\u003c\/strong\u003e Classic rectangular leaves for traditional routed door and jamb installations.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eNon-Mortise \/ Interlocking Hinge (Type E):\u003c\/strong\u003e Flush-folding nested leaves that install without edge routing or jamb chiseling.\u003c\/li\u003e\n      \u003cli\u003eAvailable in 5-inch (approx. 125mm) and 6-inch (approx. 150mm) configurations.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContemporary Finish Options:\u003c\/strong\u003e Available in Electrostatic Matte Black, Satin Silver, and Gunmetal Gray with matching end caps and mounting hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Hydraulic Self-Closing Door Hinge (Soft-Close Buffer Hinge)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Strength Space Aluminum Alloy Body with Stainless Steel Core Pin\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal Mechanism:\u003c\/strong\u003e Hydraulic Fluid Cylinder Damper \u0026amp; Needle Roller Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHinge Sizes Available:\u003c\/strong\u003e 5-Inch (125 mm) and 6-Inch (150 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLeaf Types:\u003c\/strong\u003e Flat Butt Hinge (Standard Recessed) \u0026amp; Non-Mortise Nested Hinge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Weight Capacity:\u003c\/strong\u003e 60 kg (132 lbs) per pair (2 hinges)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Door Thickness:\u003c\/strong\u003e 35 mm – 50 mm (approx. 1-3\/8\" to 2\")\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinishes:\u003c\/strong\u003e Matte Black, Satin Silver, Gunmetal Gray\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e Hydraulic buffer hinge, non-hydraulic companion load-bearing leaf (where applicable), and hardened installation screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWholesale \u0026amp; OEM Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClosing Force \u0026amp; Speed Tuning:\u003c\/strong\u003e Adjustable valve versions and customized hydraulic resistance curves available for commercial architectural orders.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMatching Hardware Suites:\u003c\/strong\u003e Coordinated magnetic door catches, mortise locksets, and concealed door handles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom Finishes:\u003c\/strong\u003e PVD Brushed Gold, Champagne, and Antique Bronze options available for contract manufacturing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Export Packaging:\u003c\/strong\u003e Individual foam-lined protective gift boxes, complete with installation drilling templates and heavy-duty corrugated export cartons.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Factory Supply:\u003c\/strong\u003e Manufactured in Ningbo, China with competitive factory-direct pricing, flexible MOQs, and reliable ocean\/air shipping.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ningbo Dimon Metal Products Co.,Ltd","offers":[{"title":"Silent buffer [6-inch - Type E] Black","offer_id":47981622198411,"sku":null,"price":177.0,"currency_code":"USD","in_stock":true},{"title":"Silent buffer [6-inch - Type E] Silver","offer_id":47981622231179,"sku":null,"price":177.0,"currency_code":"USD","in_stock":true},{"title":"Silent buffer [5-inch -C type] Black","offer_id":47981622263947,"sku":null,"price":105.0,"currency_code":"USD","in_stock":true},{"title":"Silent buffer [5-inch -C type] Silver","offer_id":47981622296715,"sku":null,"price":105.0,"currency_code":"USD","in_stock":true},{"title":"Silent buffer [5-inch -C type] Gray","offer_id":47981622329483,"sku":null,"price":105.0,"currency_code":"USD","in_stock":true},{"title":"Silent buffer [6-inch - Type E] Gray","offer_id":47981622362251,"sku":null,"price":177.0,"currency_code":"USD","in_stock":true},{"title":"Silent buffer [5-inch - letter] Black","offer_id":47981622395019,"sku":null,"price":105.0,"currency_code":"USD","in_stock":true},{"title":"Silent buffer [5 inches - Letters] Silver","offer_id":47981622427787,"sku":null,"price":105.0,"currency_code":"USD","in_stock":true},{"title":"Load-bearing blank page [5-inch - Type C] black","offer_id":47981622460555,"sku":null,"price":85.0,"currency_code":"USD","in_stock":true},{"title":"Load-bearing blank page [5-inch - Type C] Silver","offer_id":47981622493323,"sku":null,"price":85.0,"currency_code":"USD","in_stock":true},{"title":"Load-bearing blank page [6-inch - Type E] black","offer_id":47981622526091,"sku":null,"price":135.0,"currency_code":"USD","in_stock":true},{"title":"Load-bearing blank page [6-inch - Type E] Silver","offer_id":47981622558859,"sku":null,"price":135.0,"currency_code":"USD","in_stock":true},{"title":"Load-bearing blank page [6-inch - Type E] gray","offer_id":47981622591627,"sku":null,"price":135.0,"currency_code":"USD","in_stock":true},{"title":"Load-bearing blank page [5 inches - letters] black","offer_id":47981622624395,"sku":null,"price":85.0,"currency_code":"USD","in_stock":true},{"title":"Load-bearing blank page [5 inches - letters] Silver","offer_id":47981622657163,"sku":null,"price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/0295\/7707\/files\/7e86a4451e801a979a573a9f1cec4739.jpg?v=1790062979","url":"https:\/\/nbdimon.myshopify.com\/ar\/products\/hydraulic-buffer-invisible-hinge","provider":"Ningbo Dimon Metal Products Co.,Ltd","version":"1.0","type":"link"}