Overview
Five-core multi-strand copper flexible wire is a specialized electrical cable designed for applications requiring repeated bending and movement. The five individually insulated conductors provide separate circuits within a single cable assembly, reducing installation complexity in control systems and power distribution. This wire type features fine-stranded copper conductors that offer superior flexibility compared to solid-core wires. The multi-strand construction distributes mechanical stress across many small wires, significantly reducing the risk of conductor breakage during continuous flexing operations common in industrial environments.
Structure and Working Principle
The wire consists of five color-coded copper conductors, each composed of hundreds of fine copper strands twisted together. These conductors are individually insulated with PVC or cross-linked polyethylene (XLPE) for electrical isolation and mechanical protection. A protective outer jacket binds the insulated conductors together while maintaining flexibility. Some variants include additional shielding layers for electromagnetic interference (EMI) protection. The working principle relies on copper's excellent conductivity (typically 99.9% pure) to transmit electrical power or signals with minimal resistance losses.
Key Features
The primary advantage of this wire type is its exceptional flexibility - achieving bend radii as small as 5 times the cable diameter without damage. The fine stranding (often 0.10-0.20mm diameter wires) provides up to 30% greater flexibility than standard stranded wire. Other notable features include vibration resistance for moving machinery applications, temperature tolerance from -40°C to 90°C (depending on insulation), and oil-resistant jacket options. The five-core design allows for three-phase power with neutral and ground connections in a single cable run, simplifying installations in equipment like CNC machines or robotic arms.
Application Areas
This wire is extensively used in industrial automation systems where continuous cable movement occurs, such as robotic arms, gantry cranes, and automated assembly lines. It's also common in entertainment industry power distribution for stage lighting and sound systems. Construction sites utilize these cables for temporary power distribution due to their durability and flexibility. In manufacturing plants, they're specified for connection between stationary power sources and moving machine parts. The five-core configuration makes them particularly suitable for three-phase motor connections with control circuits.
Maintenance and Precautions
Regular inspection for insulation damage is crucial, especially in high-flex applications. Look for cracked or hardened outer jackets that indicate material fatigue. Avoid sharp bending beyond the manufacturer's recommended minimum radius (typically 6-8× cable diameter). When installing, use proper strain relief at connection points to prevent conductor pull-out. For suspended applications, consider support intervals of 50-100cm to prevent excessive tension on conductors. Always match the wire's current rating to the application requirements, derating as necessary for bundled installations or high ambient temperatures.
B2B Procurement Guide
Industrial buyers should specify conductor size (typically 0.5-6mm²), insulation material (PVC for general use, XLPE for higher temperatures), and voltage rating (commonly 300/500V or 450/750V). Request certified test reports for flexibility (EN 60228 Class 5 or 6) and flame retardancy (UL/CE/IEC standards). For large projects, verify the manufacturer's capability to provide consistent batch quality and request samples for flex life testing. Consider purchasing from suppliers offering cut-to-length services with professional termination options. Bulk purchases (500m+ reels) typically offer 10-15% cost savings versus retail packaging.
Related Manufacturers
- 主营：电源线、屏蔽线、水工电缆、信号电缆、同轴电缆、监控网线、通信电缆、室内光缆、电梯网线、软芯护套、电梯光纤、控制电缆、光电复合缆、大对数电缆、光伏直流电线、多规格金银线、音响音频工程线、铠装线缆、ADSS光缆、橡套电缆、KNX总线、电梯线
- 主营：软电缆、电梯视频、电力电缆、hay大对数、通信电缆、监控专用线、屏蔽控制线、芯无氧铜电缆
- 主营：浮力线、电缆线、摄像头、超五类、电梯井、垃圾吊、双钢丝、导气管、起重机、机器人、电源线、链网线、链电缆、电梯线、rov电缆、聚氨酯、耐低温、硅橡胶、一体线、网络线、机电缆、tpu电缆、卷筒线、多芯线、双屏蔽
- 主营：天津市电缆总厂橡塑电缆厂、廊坊生产各种特种电缆、包括矿用、船用、通信电缆等
- 主营：护套电力电缆、高压电力电缆
- 主营：铜箔、锂电池铜箔、电解铜箔、镀银铜丝、镀锡铜丝、镀银方铜丝、镀银扁铜丝、镀银磷铜丝、镀银黄铜丝、镀锡铜箔、镀镍铜箔、镀银铜箔、铜带、紫铜带、变压器铜带、T2铜带、磷铜带、铍铜带、镀锡铜带、镀镍铜带、C5191铜带、QSn6.5-0.1铜带、H85铜带、CuZn15铜带
- 主营：橡套电缆、矿用移动橡胶软电缆、船用电缆、防水电缆、铁路信号电缆、矿用网线、通信电缆、MHYV矿用通信电缆、计算机电缆、控制电缆、矿用控制电缆、矿用采煤机电缆、电力电缆、矿用高压电力电缆、低烟无卤电缆、变频电缆、软芯电源线、监控信号电缆、橡胶电缆、盾构机电缆、屏蔽信号电缆
- 主营：铝管、铜管、铝板、黄铜丝、铜棒、铜排、铜板、铜套、黄铜管、黄铜板、黄铜棒、黄铜条、黄铜排、紫铜管、紫铜棒、紫铜排、紫铜板、黄铜套、锡青铜、铝青铜、铝棒、铝条、铝排、无缝铝管、花纹铝板
- 主营：电力电缆、矿用电缆、通讯电缆、橡套电缆、仪表信号电缆、电源线、控制电缆、计算机电缆、防水电缆、耐低温电缆、耐高温电缆、特种电缆
- 主营：绝缘线、架空线、管道光缆、架空光缆、铝包钢绞线、耐热铝合金绞线、铝包钢芯铝绞线
- 主营：H62/H65黄铜棒、T2紫铜棒/无氧铜棒、t2紫铜管、C36000环保黄铜丝、薄壁6063铝管、3003铝合金线、H65黄铜管、7075铝合金板、6082合金铝排、C14500碲铜棒、薄壁黄铜管、超薄黄铜板、铝镁合金管、无铅黄铜带、环保黄铜板、国标环保黄铜、锡青铜管、黄铜雕刻板、精抽6063铝管、黄铜插头扁线、6061铝棒、无缝铝管、6063铝线、铆钉铝合金线、7075铝棒、C1020无氧铜板
- 主营：碳化锆、碳化铪、硅锆合金粉、硼化铪粉、陶瓷材料、气凝胶粉、氧化铪粉、正十六烷、钒碳化铝、高熵MAX粉、MXene 粉、钛氮化铝粉、碳化硅粉、TMDO、四氯化铪粉
- 主营：TU2无氧铜棒、C1020无氧铜管、国标6063铝管、H70环保黄铜全软线、7075铝棒、7075无缝铝管、2A12铝棒、2011铝棒、6061六角铝棒、6061铝棒、6082-T6铝棒、3003铆钉铝线、5052铝合金线、T2紫铜板、C10100无氧铜板、无铅H65黄铜管、H62黄铜毛细管、H62黄铜棒、H65黄铜棒、H59无铅黄铜棒、C10200无氧铜线、国标6061T6铝板、光亮H65黄铜板、6063铝合金线、3003铝合金棒
- 主营：铝棒、铝板、铝管、全软紫铜丝、铜棒、铜线、钨铜、纯钨、钼合金、钛合金、高温合金
- 主营：铬锆铜、黄铜排、磷铜皮、磷铜丝、铍铜箔、紫铜带、铜合金材料、铝合金材料、304不锈钢带、H59黄铜板、C1100紫铜板、铝青铜板、C18150铬锆铜板、C5210磷铜板、锡青铜板、TA1纯钛板、T2紫铜板、H65黄铜带、洋白铜带、301不锈钢板、316不锈钢带、H65黄铜管、无氧铜管、304不锈钢管、1100纯铝带
- 主营：铜芯电线、耐火塑铜线、电力电缆、绝缘软线缆、铜软线、工程家装电线、金水电缆、低烟无卤电缆、家用电线、电缆铝线、绝缘电缆、铜电线、矿物质电缆、电线护套线、空调电源线、电线电缆、防火电缆、高压架空裸线、家装线缆、铜芯电缆、电力线缆、橡套软电缆、铝电缆、ZRYV、BVR