Nagaoka Steel Works, Ltd.
Head office/Hikari Factory
Zip code #:743-0021
5-23-21 Asae, Hikari-Shi, Yamaguchi Prefecture, Japan
Zip code #:743-0021
5-23-21 Asae, Hikari-Shi, Yamaguchi Prefecture, Japan
Introduction to our products
Aluminium special shaped wires
We boast over 90% nationwide market share of the aluminium special shaped wire for Optical Ground Wire (OPGW). This is a spacer of precision finish by special roll processing, for use to secure optical fibers.
Example of aluminium spacer
Aluminium spacer can also be produced by using copper or stainless steel. As we will produce the number of grooves or the shape according to client’s request, feel free to ask us.
| The number of grooves and sectional view | Copper spacer and aluminium spacer |
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| Material | Specification | ||
|---|---|---|---|
| Aluminium | Pure aluminium I-aluminium alloy Al-Mg alloy |
Number of grooves | 1～8 |
| Groove shape | Optional | ||
| Outer diameter | 1～10mm | ||
| Direction of twist | Right, left | ||
| Twist pitch | 50～500mm | ||
Example of Optical Ground Wire (OPGW)
| Example of Optical Ground Wire (OPGW) | High-voltage steel tower and OPGW |
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