80mm Inner Height Series

Extra Heavy-Duty CNC Cable Track Chain 80mm Series – Hose and Cable Carrier

Ultra-Rigid Dynamic Cable Guidance for Extreme Industrial Machinery

When high-power machinery and extended-stroke motion platforms handle massive multi-layer cable bundles, standard dynamic tracks reach their structural limits. The 80mm series bridge open cable drag chain represents the flagship extra heavy-duty solution in our standard product lineup. Designed to step up when heavy-duty 55mm and 65mm carriers hit volume or load capacity thresholds, this 80mm system delivers maximum cross-sectional load strength for demanding industrial motion applications.

Featuring an impressive 80mm internal clearance height and expansive **internal widths ranging from 75mm up to 400mm (with custom widths extending to 600mm+)**, this heavy-duty hose and cable carrier effortlessly houses multi-conduit setups including thick main power lines, high-pressure hydraulic hoses, and sensitive fiber optic bundles up to 72mm outer diameter. It provides exceptional anti-sagging rigidity across long unsupported spans exceeding 5 to 8 meters, while also functioning as a high-reliability energy chain for gliding applications reaching travel distances up to 400 meters in guide troughs.

Engineered for Extreme Loads: 30% Glass-Fiber PA66 Nylon

Heavy dynamic loads cause lesser plastic carriers to bend, twist, or sag over time. Every link of our 80mm series cable track chain is precision injection-molded from **PA66 nylon reinforced with 30% glass fiber**, utilizing thickened side-plate walls and heavy structural ribbing to guarantee maximum stability:

Maximum Tensile & Flexural Rigidity: Glass-fiber reinforcement prevents link deflection and "snaking" under heavy static and dynamic multi-line weight.
Outstanding Fatigue Resistance: Resists continuous mechanical fatigue, achieving a service life exceeding 10 million flexing cycles under standard factory operating conditions.
High Temperature Performance: Maintains full mechanical stability and dimensional accuracy across a wide thermal operating range from -40°C to +130°C.
Chemical & Environmental Resilience: Highly resistant to cutting coolants, synthetic oils, industrial lubricants, and mild alkaline or acid exposures.
Low Operating Noise & Safety: Flame retardant rated to UL94 V-2, with natural material acoustic damping that keeps dynamic running noise well below 60dB.

Bridge Open Architecture Advantages

The bridge-type open frame incorporates quick-release snap-open crossbars along both top and bottom edges, enabling easy access with a flathead screwdriver:

Rapid Cable Installation & Retrofitting: Fully assembled cable harnesses and heavy hydraulic conduits can be laid directly into the guide channel without thread-pulling, reducing labor costs during installation and routine servicing.
Optimal Thermal Ventilation: Open crossbars maximize ambient airflow around high-amperage power cables, eliminating thermal buildup inside the hose and cable carrier.
Reduced Drive Load: Weighing roughly one-third as much as traditional steel chains, this lightweight polymer system reduces drive motor inertia and strain during rapid machine acceleration.

80mm Series Size Chart

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
YDLRB8075	80X75	106X115	R150 R200 R250 R300 R350 R400	100	10	bridge type	72
YDLRB80100	80X100	106X145
YDLRB80125	80X125	106X170
YDLRB80150	80X150	106X195
YDLRB80175	80X175	106X220
YDLRB80200	80X200	106X245
YDLRB80225	80X225	106X265
YDLRB80250	80X250	106X290
YDLRB80300	80X300	106X345
YDLRB80350	80X350	106X390
YDLRB80400	80X400	106X440

Note: Common bending radii for the 80mm series include R200, R250, and R300. For wide inner configurations (250mm+), selecting larger radii ensures smooth articulation and minimal stress on heavy conduits.

Primary Applications

This extra heavy-duty cable carrier series is purpose-built for high-demand industrial equipment, including large-scale CNC gantry mills, heavy 7th-axis robot transfer units (RTUs), long-stroke plasma/laser cutting tables, offshore crane systems, and long-travel automated material handling equipment.