25mm Series CNC Cable Drag Chain - Bridge Open Type Carrier (30% GF Reinforced Nylon)

Series Overview

The 25mm series is the most compact cable track solution in our CNC cable drag chain bridge-open lineup. Engineered with a precise 25mm inner height and 40mm outer height profile, this series is specially developed for guiding small-to-medium conductor bundles (supporting cables up to 22.5mm outer diameter) on light to medium-duty automated machine tools and robotic axes.

What sets this 25mm series apart from larger industrial carriers? This compact CNC cable drag chain is optimized for restrictive machine envelopes where larger 35mm or 45mm tracks cannot fit. Offering tight bend radius options starting from R55, it delivers exceptional flexibility and spatial efficiency in compact equipment layouts. Industry professionals also reference this product line as a 25mm cable carrier, 25mm nylon drag chain, or 25mm energy track.

When to Select the 25mm CNC Cable Drag Chain

Choose our 25mm series CNC cable drag chain when your machine frame has tight installation boundaries that prevent the use of larger 35mm or 45mm energy chains. It is perfectly scaled for housing small-to-medium cable arrays—typically carrying 6 to 8 standard power lines, encoder cables, or fluid hoses depending on your selected inner width. This series excels on compact CNC milling centers, small benchtop lathes, CNC routers, engraving machines, and automated pick-and-place equipment. The bridge-open design provides snap-open crossbars along the frame radius, enabling rapid line insertion, inspection, or retrofitting without disassembling the main chain track.

Selection Note: Not recommended for heavy hydraulic lines over 23mm outer diameter, extreme long-span unsupported travels, or heavy-duty machining centers with massive hot chip loads and aggressive liquid coolant floods. For heavy swarf environments, consider our fully enclosed 25mm series or step up to our 35mm and 45mm heavy-duty series.

Advanced Material Formulation (30% Glass-Fiber Reinforced PA66)

Every link of our 25mm series CNC cable drag chain is precision injection-molded using high-grade 30% glass-fiber reinforced PA66 engineering nylon (PA66 + 30% GF). Compared to standard unreinforced plastics, this specialized glass-fiber blend significantly increases tensile yield strength, torsional stiffness, and impact resistance—preventing link sag and structural deformation under high-speed reciprocating cycles.

The 30% GF nylon formulation provides exceptional abrasion resistance, ensuring an extended operational service life exceeding 10 million travel cycles under standard operating conditions. Key material properties include:

• Wide Thermal Range: Maintains high mechanical stability from -40°C to +130°C, operating reliably in cold workshops and high-heat machining zones.
• Industrial Fluid Endurance: Offers high resistance against cutting fluids, synthetic lubricants, greases, and mild acidic or alkaline washes without swelling or cracking.
• Safety & Silent Operation: UL94 V-2 self-extinguishing flame retardancy rating. Natural vibration damping keeps operating noise below 60dB for quiet machine operation.

Available Dimensions - 25mm CNC Cable Drag Chain Series

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
YDLRB2525	25X25	40X44	R55            R75       R100     R125     R150     R175     R200	46	22	bridge openable type	22.5
YDLRB2538	25X38	40X57
YDLRB2550	25X50	40X69
YDLRB2557	25X57	40X76
YDLRB2560	25X60	40X79
YDLRB2570	25X70	40X90
YDLRB2575	25X75	40X94
YDLRB2577	25X77	40X96
YDLRB25103	25X103	40X122
YDLRB25125	25X125	40X144

Key Advantages of the Bridge Open Design

• Enhanced Thermal Dissipation: The open crossbar structure promotes continuous airflow, preventing heat buildup around high-flex servo and power cables.
• Effortless Cable Laying: Snap-open crossbars along both sides eliminate the need to thread long cables through the chain cavity during machine assembly.
• Convenient Visual Maintenance: Permits instant visual inspection of internal cable jackets to identify wear before electrical failure occurs.
• Lightweight Dynamic Performance: Weighs approximately one-third of steel drag chains, reducing inertial load on linear servo drives and high-speed gantries.

Primary Applications for 25mm CNC Drag Chains

The 25mm series CNC cable drag chain is specified for equipment requiring compact routing boundaries and moderate cable loads. Common machinery deployments include:

• Compact CNC machining centers and benchtop CNC lathes
• Precision CNC wood routers, glass cutters, and stone engravers
• Pick-and-place automation, electronic assembly rigs, and automated optical inspection (AOI) machines
• Industrial 3D printers and multi-axis articulated robot arms

Related Products

Require complete protection against flying hot metal swarf, chips, and aggressive coolant spray? Explore our CNC Cable Carrier 25mm Series – Enclosed Type for fully enclosed protection.