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Added value distributor and development

Fine wires

Fine wire with steel insert

High-quality fine wires play a crucial role in the world of electrical engineering and power electronics. These specialized cables consist of numerous fine wires, each insulated with enamel or PVC, which are artfully interwoven. This unique construction ensures that each individual wire is distributed over the entire cross-section of the strand, resulting in uniform positioning within the structure.
  • Large selection of fine wires
  • For electrical engineering and electronics business
  • Reliable function in industry and electronics
  • Efficient solutions from Rotima AG

Standard and customized fine wires

At Rotima, we understand that every project has its own specific requirements. That's why, in addition to our standard high-frequency stranded wires and fine wires, we also offer customized solutions that are perfectly tailored to the individual needs of our customers. Our expertise in the development and production of fine wires enables us to offer both standard and customized solutions that leave nothing to be desired in terms of performance, quality and reliability.

The use of fine wires enables a reduction in component heating, a reduction in size, an increase in efficiency and a minimization of eddy current losses. These advantages have become indispensable in a wide range of industries, including medical technology, automotive, aerospace, rail technology, automation and robotics, as well as in the renewable energy sector.

As the official Swiss representative of PACK-Litz Wire, we offer you a comprehensive range of fine wires that will exceed your requirements in terms of quality, performance and reliability.
Round strand ropes
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Our official sales partner: PACK Litz Wire

PACK Litz Wire
ROTIMA acts as a recognized and long-term distribution partner for PACK Litz Wire for fine wires.

For over 80 years, PACK Litz Wire has been supplying fine wire and HF stranded wire quickly, individually and flexibly to renowned national and international customers via worldwide agencies. Pack HF strands are produced using state-of-the-art manufacturing processes and the latest technologies. The quality management system in accordance with DIN EN 9001:2000 allows application-specific assembly according to customer requirements in compliance with various standards (DIN, VDE, EN, IEC, UL).
More information on RUPALIT® HF stranded wires

What can we do for you?
Contact our product experts
Dominik        Grahammer
Dominik Grahammer
Sales- and Productmanagement
+49 8341 9340348
[email protected]
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What can we do for you?
Contact our product experts
Rotima Carmen Aeschbacher
Carmen Aeschbacher
Sales- and Productmanagement
+41 44 927 26 31
[email protected]
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Further information on fine wires

Discover everything you need to know about fine wires, a special type of rope characterized by several strands of wire being braided together to form a round overall cross-section. Here you will find comprehensive answers to frequently asked questions that will help you to better understand the many possible applications and technical properties of fine wires.

What are fine wires and what are they used for?

Round strand ropes are special ropes that are used in various applications. They usually consist of several strands that are spirally wound around a core, creating a round shape.

Round strand ropes are often used in lifting technology, particularly in cranes and winches. They are designed to carry heavy loads and offer a high load-bearing capacity and good flexibility. Due to their construction, they can absorb high tensile forces and are able to distribute them evenly.

Round strand ropes are also used in other areas, such as shipping, mining, the construction industry and in the manufacture of conveyor belts. They are often used where robust and resilient ropes are needed to lift, pull or secure heavy loads.

In summary, due to their strength, flexibility and load-bearing capacity, round strand ropes are used in various areas where heavy loads need to be moved or secured.
Learn more

How are fine wires manufactured and what materials are they made of?

Fine wires are produced by braiding individual strands. Strands are thin wires that are braided in a certain number to form a rope. Depending on the application and the desired strength, different braiding patterns can be used, such as parallel braiding or cross braiding.

The materials from which fine wires are made depend on the conditions of use and the requirements. Typically, steel, stainless steel or plastics such as polypropylene or polyethylene are used. Steel and stainless steel wires are often used in industry, construction and shipping due to their high strength and resistance to external influences. Plastic wires are lighter, more flexible and corrosion-resistant, and are therefore used in areas such as leisure activities, agriculture or in the home.
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What are the advantages of fine wires compared to other types of wire?

Fine wires offer several advantages compared to other types of wire:

1. high flexibility: fine wires are very flexible and can easily bend around tight curves and corners. This makes them ideal for applications where the rope needs to be routed around obstacles.

2. low sagging behavior: Due to their construction, fine wires have low sag behavior, which means that they do not sag or become slack to any great extent. This makes them ideal for applications where the wire has to be tensioned over long distances.

3. good abrasion resistance: Fine wires are generally very abrasion resistant, which means they last longer and are less susceptible to wear and damage. This is particularly important in applications where the wire is subject to high stress or comes into contact with sharp edges.

4. high load-bearing capacity: Fine wires are generally very strong and have a high load-bearing capacity. This makes them ideal for applications where heavy loads need to be lifted or moved.

5. good knot strength: Fine wires are easy to knot and retain their strength even after knotting. This makes them ideal for applications where the wire needs to be knotted securely to secure the load.

Overall, fine wires offer a combination of flexibility, sagging behavior, abrasion resistance, load-bearing capacity and knot strength that makes them a versatile and reliable choice for various applications.
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Where are fine wires typically used and in which industries are they used?

Fine wires are typically used in various industries and applications, including

1. construction industry: fine wires are used to lift and move heavy loads on construction sites, such as building high-rise buildings, bridges or other large structures.

2. heavy industry: In heavy industry, fine wires are often used in cranes, cranes and elevators to lift and transport heavy loads.

3. shipbuilding: Fine wires are used in shipping, especially for lifting and moving loads on board ships and in port facilities.

4. mining: In mining, fine wire is used to convey materials and to secure equipment in shafts and mines.

5. transportation: In the logistics and transportation industry, fine wire is used in securing loads on trucks, trailers and containers to secure goods during transport.

6. leisure and sports industry: Fine wires are also used in the leisure and sports industry, e.g. in amusement parks for rides or in cable car technology for ski lifts.

This list is not exhaustive, as the use of fine wires can vary depending on the specific application and industry.
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What are the special properties of fine wires and how do they affect their performance?

Fine wires have various special properties that influence their performance:

1. flexibility: Fine wires are very flexible due to their construction from individual wires. This enables easy handling and installation in various applications.

2. high load-bearing capacity: Fine wires have a high load-bearing capacity and can carry heavy loads. This makes them ideal for applications where high strength is required, such as in cranes and elevators.

3. low elongation: Fine wires have low elongation compared to other types of wire. This means that they do not change their length significantly under load and therefore enable precise power transmission.

4. high abrasion resistance: Fine wires are very abrasion resistant due to their construction of multiple fine wires. They can therefore be used in demanding environments where the wire is in frequent contact with other surfaces.

5. corrosion resistance: Fine wires can be made from corrosion-resistant materials such as stainless steel, which increases their longevity and resistance to environmental influences.

The combination of these properties makes fine wires a versatile option for various applications where high load-bearing capacity, flexibility and abrasion resistance are required. They are often used in the construction industry, heavy-duty transportation, shipping and aviation.
Learn more
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