Parts database: Cable industry

This page lists 93 typical spare and wear parts from cable industry plants, sorted into 8 groups. Each card briefly explains what the part is and what it does.

The list shows examples, not a fixed range: we also source parts that are not listed here. “Request” copies the part name straight into the request form, where you add manufacturer and part number.

Parts by group

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    Wire drawing

    Drawing die

    Forming tool through which the wire is pulled to reduce its cross-section; core made of carbide, PCD or natural diamond.

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    Wire drawing

    Drawing capstan

    Driven pulley around which the wire is wrapped; it provides the pulling force for the drawing process.

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    Wire drawing

    Die holder

    Holder that fixes and aligns the drawing die in the machine, often with coolant supply.

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    Wire drawing

    Die cassette

    Exchangeable cassette carrying several dies for multi-wire drawing machines; shortens changeover between diameters.

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    Wire drawing

    Pressure die

    Upstream nozzle that forces lubricant into the drawing die, improving lubrication in dry drawing.

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    Wire drawing

    Pointing machine

    Device that tapers the wire end so it can be threaded through the next drawing die.

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    Wire drawing

    Drawing lubricant pump

    Pump that circulates drawing oil or emulsion in wet drawing machines.

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    Wire drawing

    Lubricant filter

    Filter that removes fines and metal particles from the drawing emulsion, protecting dies and wire surface.

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    Wire drawing

    Dancer arm

    Movable arm with a pulley that measures and balances wire tension between two machine sections.

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    Wire drawing

    Guide pulley

    Pulley guiding the wire between capstans and stages; running surface often hardened or ceramic-coated.

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    Wire drawing

    Wire pay-off

    Unit from which rod or pre-drawn wire is paid off and fed to the drawing machine.

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    Wire drawing

    Roller straightener

    Set of staggered rollers that straighten the wire before drawing or stranding.

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    Annealing and heat

    Continuous annealer

    Unit that heats the wire electrically in-line, making it soft and flexible again after drawing.

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    Annealing and heat

    Contact sheave

    Current-carrying sheave of the annealer that conducts the annealing current into the wire.

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    Annealing and heat

    Slip ring

    Component that transfers current to rotating parts, for example the contact sheaves of an annealer.

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    Annealing and heat

    Carbon brush

    Wear part that transfers current via the slip ring; needs regular inspection and replacement.

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    Annealing and heat

    Protective gas unit

    Supply of nitrogen or steam that prevents the copper surface from oxidising during annealing.

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    Annealing and heat

    Annealing transformer

    Transformer supplying the high current at low voltage needed for resistance annealing.

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    Annealing and heat

    Annealer cooling section

    Section with water or emulsion cooling that cools the annealed wire before take-up.

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    Annealing and heat

    Air wipe

    Air nozzle that blows water and emulsion off the wire before further processing.

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    Annealing and heat

    Conductor preheater

    Inductive or resistive heating of the conductor ahead of the extruder to improve insulation adhesion.

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    Annealing and heat

    Temperature sensor

    Thermocouple or RTD for monitoring annealing, barrel and cooling-water temperatures.

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    Stranding and bunching

    Stranding machine

    Machine that twists several wires or cores helically into a strand, bunch or cable core.

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    Stranding and bunching

    Closing die

    Die at the closing point that brings the wires together and forms the strand diameter.

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    Stranding and bunching

    Lay plate

    Perforated plate that distributes the individual wires in order ahead of the closing point.

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    Stranding and bunching

    Ceramic wire guide

    Eyelet or roller made of ceramic that guides wire with low wear and without scratches.

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    Stranding and bunching

    Flyer bow

    Rotating bow of a double-twist buncher over which the strand runs at high speed.

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    Stranding and bunching

    Bow wear strip

    Wear protection on the flyer bow on which the strand slides; ceramic or carbide.

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    Stranding and bunching

    Stranding cage

    Rotating cage with bobbin carriers from which the cores pay off during cage stranding.

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    Stranding and bunching

    Bobbin carrier

    Holder for the pay-off bobbin in the stranding cage, usually with a brake for even tension.

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    Stranding and bunching

    Pay-off brake

    Brake that retards the bobbin evenly during pay-off so all wires run at the same tension.

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    Stranding and bunching

    Back-twist device

    Device that compensates the self-twist of cores during stranding so the cable core stays stress-free.

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    Stranding and bunching

    Taping head

    Rotating head that wraps film, fleece or metal tape with overlap around cores or the cable core.

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    Stranding and bunching

    Filler pay-off

    Pay-off for filler strands that fill the gaps in the cable core and make it round.

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    Extrusion

    Extrusion line

    Complete line from conductor pay-off to take-up in which insulation or sheath is applied.

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    Extrusion

    Crosshead

    Crosshead in which the polymer melt is placed around the conductor passing through.

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    Extrusion

    Extruder screw

    Screw that feeds, melts, mixes and conveys pellets under pressure to the head.

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    Extrusion

    Extruder barrel

    Heated barrel in which the screw turns; bore armoured or nitrided against wear.

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    Extrusion

    Tip (guider)

    Inner tool in the crosshead through which the conductor runs and which centres it.

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    Extrusion

    Die

    Outer tool in the crosshead that forms the outer diameter of the insulation or sheath.

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    Extrusion

    Breaker plate

    Perforated plate between barrel and head that supports the screen pack and settles the melt.

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    Extrusion

    Screen pack

    Fine screens that hold back contaminants and gel particles from the melt.

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    Extrusion

    Screen changer

    Device for changing the screen pack without a long stoppage.

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    Extrusion

    Band heater

    Electric heating element that heats one zone of the extruder barrel or head.

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    Extrusion

    Barrel cooling fan

    Fan that cools barrel zones when frictional heat exceeds the set temperature.

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    Extrusion

    Pellet dryer

    Dryer that removes moisture from sensitive pellets before processing.

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    Extrusion

    Dosing unit

    Unit that adds colour or additive masterbatch to the base pellets in an exact ratio.

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    Extrusion

    Stripe extruder

    Small auxiliary extruder that applies coloured identification stripes to insulation or sheath.

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    Extrusion

    Melt pressure sensor

    Sensor ahead of the head that measures melt pressure and protects against overpressure.

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    Cooling, measuring, testing

    Cooling trough

    Water trough after the extruder in which insulation or sheath solidifies in a controlled way.

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    Cooling, measuring, testing

    Water stripper

    Seal or air ring at the end of the cooling section that strips water off the cable.

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    Cooling, measuring, testing

    Spark tester

    Tester that checks the insulation in-line with high voltage for faults.

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    Cooling, measuring, testing

    Test electrode

    Bead chain or brush in the spark tester that touches the cable and applies the test voltage.

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    Cooling, measuring, testing

    Diameter gauge

    Optical gauge that continuously measures cable diameter and ovality.

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    Cooling, measuring, testing

    Concentricity gauge

    Gauge that checks whether the conductor sits centrally in the insulation.

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    Cooling, measuring, testing

    Capacitance gauge

    Measuring tube in the water bath that records core capacitance; important for data and coaxial cables.

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    Cooling, measuring, testing

    Length counter

    Measuring wheel or laser unit that counts the produced cable length for reel changes and records.

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    Cooling, measuring, testing

    Lump and neck detector

    Sensor that detects lumps, thick and thin spots in-line and reports them.

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    Cooling, measuring, testing

    Wire break detector

    Switch or sensor that stops the machine immediately when a wire or core breaks.

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    Cooling, measuring, testing

    Cable marking printer

    Ink-jet or laser printer that prints type, cross-section and metre marking on the sheath.

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    Cooling, measuring, testing

    Embossing wheel

    Wheel that permanently embosses markings into the still warm sheath.

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    Haul-off, reels, winding

    Caterpillar haul-off

    Two endless belts that pull the cable through the line evenly and without slipping.

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    Haul-off, reels, winding

    Haul-off belt

    Rubberised belt of the caterpillar; a wear part that affects pulling force and surface protection.

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    Haul-off, reels, winding

    Capstan haul-off

    Haul-off with a large wheel around which the cable is wrapped; common for thin cores.

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    Haul-off, reels, winding

    Dual take-up

    Take-up with two reel positions that switches over when a reel is full without stopping the line.

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    Haul-off, reels, winding

    Traverse unit

    Guide that lays the cable evenly layer by layer onto the reel during winding.

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    Haul-off, reels, winding

    Rolling ring traverse

    Gearless traverse in which inclined rolling rings on a plain shaft produce the reciprocating motion.

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    Haul-off, reels, winding

    Reel spindle

    Conical holder that centres and holds the reel during pay-off or take-up.

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    Haul-off, reels, winding

    Delivery reel

    Steel, plastic or wooden reel on which wire or cable is transported.

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    Haul-off, reels, winding

    Drum pay-off

    Gantry or shaft pay-off for large cable drums at the start of the line.

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    Haul-off, reels, winding

    Coiler

    Unit that winds cable into coils of a defined length, for example for retail.

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    Haul-off, reels, winding

    Coil binder

    Unit that ties finished cable coils with tape or wire.

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    Haul-off, reels, winding

    Accumulator

    Accumulator with movable sheaves that buffers cable so the line keeps running during reel changes.

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    Drives and mechanics

    Main gearbox

    Gearbox that transmits motor speed to capstans, stranding cage or screw.

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    Drives and mechanics

    Extruder gearbox

    Gearbox with thrust bearing that takes the high torque and back pressure of the screw.

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    Drives and mechanics

    Rolling bearing

    Bearing for shafts and pulleys; in stranding machines often designed for high speeds.

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    Drives and mechanics

    Timing belt

    Positive-drive belt for slip-free power transmission, for example between motor and traverse.

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    Drives and mechanics

    V-belt

    Friction belt for drives of pulleys, pumps and fans.

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    Drives and mechanics

    Shaft coupling

    Connects two shafts and compensates small misalignment; flexible or torsionally rigid.

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    Drives and mechanics

    Magnetic particle clutch

    Clutch or brake with adjustable torque for even winding tension.

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    Drives and mechanics

    Pneumatic cylinder

    Actuator for belt pressure on haul-offs, reel clamping or dancers.

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    Drives and mechanics

    Rotary union

    Component that feeds cooling water or air into rotating shafts and rolls.

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    Drives and mechanics

    Spring-applied brake

    Brake that closes on power failure or emergency stop and safely stops rotating masses.

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    Controls and electrics

    Frequency inverter

    Controls speed and torque of drive motors and keeps lines synchronised.

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    Controls and electrics

    Servo motor

    Highly dynamic motor for precise movements, for example in traversing or cutting.

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    Controls and electrics

    Encoder

    Sensor that records the speed and position of a shaft and reports it to the control.

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    Controls and electrics

    PLC module

    Input/output module or CPU of the programmable logic controller of a line.

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    Controls and electrics

    Operator panel

    Screen for operating and monitoring the line; replacements are often sought for older lines.

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    Controls and electrics

    Light barrier

    Sensor that detects cable, reels or persons in the danger zone.

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    Controls and electrics

    Proximity switch

    Non-contact sensor for end and position detection on traverses and reel stations.

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    Controls and electrics

    Temperature controller

    Controller that keeps the heating zones of extruder and head at set temperature.

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    Controls and electrics

    Thyristor power controller

    Adjusts the heating power for band heaters and annealers continuously.

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    Controls and electrics

    High-voltage transformer

    Produces the test voltage in the spark tester; a spare part when the tester fails.

Part not listed?

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