Snap Open CNC Drag Chain - 55mm Heavy-Duty Enclosed Series

Engineered for high-load multi-axis industrial tools and heavy automated machinery, our heavy-duty snap open CNC drag chain 55mm inner height series (YDLSOE55) provides total 360-degree dynamic cable protection. Designed with a fully enclosed tube architecture, this all-black engineering plastic drag chain blocks hot flying metal swarf, abrasive debris, wood dust, and high-pressure cutting fluids from infiltrating the internal cavity during continuous long-stroke travel.

Molded from 30% glass fiber reinforced PA66 nylon (PA66 + 30% GF) with anti-aging carbon black, each link exhibits high tensile strength, minimal torsional deflection, and outstanding anti-sagging performance across extended unsupported spans. The integrated snap open side covers allow maintenance technicians to quickly unlatch crossbars using a flathead screwdriver, enabling rapid cable laying, retrofit routing, and inspection without disconnecting pre-assembled industrial connectors or fluid lines. For cleanroom operations or general automation machinery where metal chips are not present and heat dissipation is preferred, explore our snap open CNC cable carrier 55mm bridge series for open-frame line routing.

Technical Specifications (55mm Inner Height Enclosed Series - YDLSOE55)

Item No	Internal Dimensions      (H x W)    mm	External Dimensions       (H x W)           mm	Bending   Radius    (R)             mm	Pitch           mm	Chain Links per Meter     pcs	Opening Principle	Max Cable Diameter               mm
YDLSOE5550	55X50	75X80	R100     R125     R150     R200    R250   R300	88	12	enclosed snap-open    type	50
YDLSOE5575	55X75	75X105
YDLSOE55100	55X100	75X130
YDLSOE55125	55X125	75X155
YDLSOE55150	55X150	75X180
YDLSOE55175	55X175	75X205
YDLSOE55200	55X200	75X230

Key Engineering Features

• Full Enclosed Protection: Shielded tube structure prevents dynamic cable abrasion caused by hot metal swarf, wood chips, and aggressive oil splatters.
• Snap Open Hinged Access: Easy-release side lids allow engineers to inspect or replace interior conduits quickly without unmounting the entire chain.
• Heavy-Duty PA66+30% GF Matrix: Glass fiber reinforced nylon structure provides exceptional load-bearing strength, extended unsupported lengths, and minimal noise.
• Large Cable Outer Diameter Clearance (Up to 50mm): Generous 55mm internal height accommodates heavy power cables and thick fluid hoses effortlessly.

Primary CNC Equipment Applications

• Heavy-Duty CNC Machining Centers, Horizontal Boring Mills, and Gantry Lathes
• Large Woodworking CNC Routers, Stone Sawing Machines, and Marble Gantries
• High-Power Fiber Laser Cutting Systems, Plasma Arc Cutters, and Automatic Welders
• Multi-Axis Industrial Motion Gantries and Automated Material Transport Equipment