Cable Knowledge

Cable Drum Length, Packing and International Shipping

Cable packaging is an engineering and logistics decision. Drum length affects joint count, drum weight, factory capability, container utilization and the lifting equipment required at site.

Selecting Drum Length

Long lengths reduce field joints but create heavier, larger drums. Check route section lengths, pulling limits, crane capacity and container dimensions before approval.

Drum Construction

Wood, steel-wood or steel reels may be used depending on cable weight, return arrangements and destination rules. Timber treatment or declarations may be needed for international shipment.

Protection and Marking

Secure inner and outer ends, cap against moisture and protect the wound cable from impact. Labels should show model, size, length, drum number, weights and handling direction.

Loading and Receiving

Block and brace drums in the container. At destination, unload with an axle or lifting method suited to the reel; never drop drums from a vehicle.

Longer Is Not Always Better

A continuous length reduces joints but may create a reel too heavy for the destination crane or too large for the container. Optimize joint count, route sections, pulling limits and handling capacity together.

Approve a drum schedule by line item.
Check container door and payload limits.
Provide safe unloading instructions.

Information to Confirm

Required continuous lengths
Maximum site lifting capacity
Drum material and dimensions
Length tolerance
End sealing and protective covering
Shipping marks and container plan

Engineering note: Confirm packaging before production because drum limits can affect manufacturable length.

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