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Four Chain Series.
One Correct Answer.

Bridge-type for fast cable loading, fully enclosed for chips and dust, perforated-plate steel for long hot runs, and the TLG sealed box for foundries and outdoor duty. Pick the construction — we tailor the cavity to your cable schedule.

04

CHAIN SERIES IN STOCK

50m+

TRAVEL LENGTH SUPPORTED

350°C

MAX STEEL SERIES TEMP

7 Days

CUSTOM BUILD LEAD TIME

01 / OVERVIEW

One Chain, Every Axis.

A drag chain is the artery of a moving machine. Ours are manufactured in-house — from strip-steel punching and injection moulding to final assembly — so tolerances, materials and surface treatment stay under our control from first link to last.

F.1No Sag Under LoadReinforced link geometry keeps long runs stable at full extension.
F.2Crack-Resistant at ExtremesEngineered plastic rated -40°C to +120°C; steel to 350°C.
F.3Stable at High SpeedLow-noise gliding surfaces tested to 5 m/s and 10 million+ cycles.
F.4Custom Inner CavitySeparators, dividers and end brackets arranged to your cable schedule.
SERIES 01 / BRIDGE-TYPE
RQ-BR SERIES

Bridge-Type Drag Chain

桥式拖链 · 工程塑料

Openable bridge crossbars run the full length of the chain, so cables press straight in from the top instead of being threaded end-to-end. The standard choice for machine tools: fastest installation, easy retrofits, and inspection without disassembly.

B.1Snap-In Cable LoadingEvery crossbar opens along the whole run — no threading, no pulling heads off.
B.2Inspection Without TeardownPop one bar, check one cable, snap it back — downtime measured in seconds.
B.3Quiet Gliding SurfaceMoulded radius stops and low-friction polymer keep noise below 60 dB.
B.4Separators As StandardVertical dividers and horizontal shelves keep power and signal apart.
15–80 mm
INNER HEIGHT
25–300 mm
INNER WIDTH
≤ 5 m/s
TRAVEL SPEED
QUICK-INSTALLEASY INSPECTIONMOST POPULAR-40°C TO +120°C
SERIES 02 / FULLY ENCLOSED
RQ-EN SERIES

Fully Enclosed Drag Chain

全封闭式拖链 · 无外露缝隙

Closed crossbars on every link form a continuous shell over the cable bundle. Hot chips, grinding dust, coolant spray and wood shavings stay outside — essential for grinders, laser tables, sanders and any environment where debris kills cables.

E.1Continuous Closed ShellNo exposed gaps along the entire travel path, top and bottom.
E.2Chip & Abrasive-Dust ProofProtects cables on grinders, polishers and wood-working routers.
E.3Snag-Free Outer SurfaceSmooth profile glides past fixtures instead of catching on them.
E.4Plastic or Steel BuildEngineered plastic as standard; steel shell for hot-chip duty.
18–100 mm
INNER HEIGHT
25–300 mm
INNER WIDTH
IP54*
DEBRIS PROTECTION
CHIP-PROOFDUST-SEALEDCOOLANT RESISTANTFULL SHELL
SERIES 03 / PERFORATED-PLATE
RQ-TL-P SERIES

Perforated-Plate Drag Chain

打孔式拖链 · 钢板冲孔支撑

Steel support plates punched on a standard hole grid. Chips and coolant fall straight through instead of packing inside, plate weight drops by roughly 30%, and cables clamp directly to the plate — no extra brackets, no on-site drilling.

P.1Self-Draining PlatePunched grid lets chips, oil and coolant escape the cavity.
P.2Direct Cable ClampingTie-mount bases bolt straight into the hole pattern.
P.3Up To 30% LighterLess dead weight on long steel runs and gantry axes.
P.4Galvanized or StainlessZinc-plated carbon steel as standard; 304 for wash-down areas.
35–150 mm
INNER HEIGHT
50–600 mm
INNER WIDTH
≤ 40 m
TRAVEL LENGTH
SELF-DRAINING-30% WEIGHTDIRECT CLAMPSTEEL BUILD
SERIES 04 / TLG ENCLOSED
TLG SERIES

TLG Enclosed Drag Chain

TLG 型钢制封闭拖链 · 重载

Our heaviest construction: formed steel side plates with bolted cover plates that close the chain into a sealed box. Built for foundries, steel mills, port cranes and outdoor installations where slag, radiant heat and weather destroy ordinary chains.

T.1Sealed Steel BoxBolted cover plates top and bottom — remove one panel to service.
T.2Radiant Heat To 350°CAll-steel links survive slag, sparks and radiant furnace heat.
T.3Large Cavity SectionsPower, hydraulic hose and water lines in one protected bundle.
T.4Outdoor RatedUV, salt-spray and -40°C cold performance for cranes and ports.
45–250 mm
INNER HEIGHT
50–800 mm
INNER WIDTH
350°C
MAX TEMPERATURE
HEAVY DUTYSLAG & SPARK PROOFOUTDOOR RATEDLONG SPAN
03 / SERIES COMPARISON

Which Chain Fits?

Same mounting dimensions across most sizes — switching series rarely means re-designing the bracket.

SERIESSTRUCTURECABLE ACCESSPROTECTIONMATERIALTYPICAL USE
01 Bridge-TypeOpen bridge crossbars over the full lengthSnap in from the top, tool-freeSplash, light dust, oil mistPA66 engineered plasticCNC machining centres, gantry routers, automation lines
02 Fully EnclosedContinuous closed shell, no exposed gapsOpen the crossbar, or load from the endsChips, abrasive dust, coolant sprayPA66 / PP plastic, steel shell optionalGrinders, laser & plasma tables, wood-working
03 Perforated-PlateSteel side plates, punched support plateClamp to the hole grid with tie mountsChips pass through; self-drainingGalvanized steel / stainless 304Welding lines, long steel travel, robot rails
04 TLG EnclosedSealed steel box with bolted cover platesRemove cover panels for serviceSlag, radiant heat, weather, impactSteel side plates + steel / aluminium coversFoundries, steel mills, port cranes, outdoor gantries
* PROTECTION LEVELS ARE APPLICATION RATINGS, NOT FORMAL IP CERTIFICATION.
04 / SPECIFICATIONS

The Numbers That Matter.

Typical parameters across all four series. Full dimensional tables and 3D files are available on request.

PARAMETERTYPICAL RANGENOTES
Inner Height15 – 250 mmAcross all four series
Inner Width25 – 800 mmCustom widths to drawing
Bending Radius R28 – 600 mmPer cable minimum bend requirement
Pitch25 – 125 mmMatched to series
Travel Speed≤ 5 m/sSelf-supporting or gliding
Travel Length≤ 50 mLonger with gliding trough
Temperature-40°C – +120°CPlastic series; steel to 350°C
Cycle Life10 million+Tested in-house on rig
* TYPICAL VALUES — CONFIRM SERIES DATASHEET BEFORE ORDERING.
06 / APPLICATIONS

Where Our Chains Run.

From machining centres to port cranes — if it moves, we have a series for it.

07 / CUSTOM & OEM

Send a Drawing.
Get a Chain.

Non-standard inner cavities, unusual bend radii, special end fittings, food-grade or cleanroom nylon — most customs ship in 7 days because every step, from mould to assembly, is in-house.

1Send Your Drawing or Cable ScheduleDXF, PDF or even a photo of the old chain.
2Confirm Series & Quote in 24hWe recommend the series, cavity layout, price and lead time.
3Production & Pre-AssemblyChains shipped pre-loaded with separators on request.
08 / START A PROJECT

Not Sure Which Series?

Tell us the travel length, cable schedule and environment — we recommend the series and reply with a layout and a quote within one working day.