Overview
Highly Elastic Cable Shielding Material is a specialized conductive compound designed to provide electromagnetic interference (EMI) protection while maintaining exceptional flexibility. Developed to meet the demands of modern cable applications where constant movement is required, this material combines the electrical properties of conductive fillers with the mechanical properties of elastomeric polymers. Unlike traditional rigid shielding solutions, these materials can withstand repeated bending and flexing without losing their shielding effectiveness or mechanical integrity. The technology has evolved significantly in recent years, with newer formulations offering improved conductivity at lower filler loadings, resulting in better mechanical properties and processability.
Physical and Chemical Properties
The material typically exhibits elongation at break values exceeding 200%, making it suitable for dynamic cable applications. Its volume resistivity generally ranges from 0.1 to 100 ohm-cm, depending on the conductive filler concentration and type (commonly carbon black, silver-coated particles, or nickel-coated graphite). Chemical resistance is another important characteristic, with most formulations resistant to oils, solvents, and moisture. The material maintains its properties across a wide temperature range, with some specialty grades stable from -55°C to 150°C. Thermal aging resistance is critical for applications where cables may be exposed to elevated temperatures over extended periods.
Main Applications
The primary use is in shielded cables for robotics and automation systems where continuous flexing is required. Medical cables for imaging equipment and surgical tools represent another significant application area, where both EMI protection and flexibility are crucial for reliable operation. In the automotive sector, these materials are increasingly used in wiring harnesses for electric vehicles, particularly in high-voltage cables where EMI suppression is essential. Aerospace applications include flight control systems and avionics where cables must withstand vibration and temperature extremes while maintaining signal integrity.
Safety and Storage
While generally safe to handle, precautions should be taken during processing to avoid inhalation of fine particles. Proper grounding is essential during manufacturing to prevent static discharge, especially with metal-filled formulations. Storage recommendations include keeping the material in its original packaging until use, maintaining temperatures below 30°C, and avoiding exposure to direct sunlight. Shelf life is typically 12-24 months when stored properly, though some conductive fillers may migrate over time, requiring verification of properties before use in critical applications.
B2B Procurement Guide
When sourcing this material, buyers should clearly specify technical requirements including: minimum shielding effectiveness (in dB), required elongation percentage, operating temperature range, and any necessary industry certifications (such as UL, CSA, or MIL-SPEC compliance). Lead times can vary significantly depending on formulation complexity, with standard grades typically available from stock while custom formulations may require 8-12 weeks for development and testing. For large volume purchases (typically >1,000 kg), many suppliers offer volume discounts and technical support for processing optimization.
Related Manufacturers
- 主营：阻燃剂、催化剂、耐磨pfa、圆微球、消光剂、清洗剂、聚酰胺、浸塑粉、耐磨剂、共聚物、手感剂、消泡剂、成核剂、三聚体、密封胶、洁管剂、扩链剂、偶联剂、密封件、增韧剂、抗氧剂、钛白粉、防沉剂、蜡助剂、池薄膜
- 主营：泡沫箱、阻燃剂、胶黏剂、涂料的、热熔胶、催化剂、电子材、哑光粉、热溶胶、消除剂、荧光粉、锤纹剂、防冻剂、纤维素、消光剂、清洗剂、合板胶、印光油、滑雪靴、缓蚀剂、糊树脂、展渗剂、色浆红、脂肪醇、除味剂
- 主营：拖链电缆、零浮力电缆、抗拉电缆
- 主营：裸铜线、机器人、电源线、电缆线、屏蔽线、tpe屏蔽、信号电缆、电源电缆、火牛电缆、信号线、传感器、tpe外皮、pu护套1、聚氨酯、铁氟龙、tpe热塑、国标2芯、yspt水工、4芯双绞、耐磨2芯、profibus-pa、芯美规ul、20芯双绞、防油耐磨、水工检测
- 主营：导电炭黑、乙炔炭黑、登卡乙炔黑、耐高温炭黑、高色素炭黑、色素炭黑、冶金炭黑、中色素炭黑、喷雾炭黑、炭黑N990、天然气半补强炭黑、超导电炭黑、热裂解炭黑、混气炭黑、水泥砂浆炭黑、N880炭黑、防静电炭黑、导电剂SP、保温炭黑、水溶性炭黑、油墨炭黑、超细炭黑、超耐磨炭黑、槽法炭黑、纳米级炭黑
- 主营：导电炭黑、乙炔黑、登卡乙炔黑、耐高温炭黑、高色素炭黑、色素炭黑、环保炭黑、冶金炭黑、中色素炭黑、乙炔炭黑、喷雾炭黑、炭黑N990、天然气半补强炭黑、超导电炭黑、热裂解炭黑、混气炭黑、水泥砂浆炭黑、N880炭黑、防静电炭黑、导电剂SP、水性炭黑、保温炭黑、油墨炭黑、纳米级炭黑、超耐磨炭黑
- 主营：水溶性炭黑、绝缘炭黑、导电炭黑、高色素炭黑、防静电塑料板用炭黑、纸板浆料用水溶性炭黑、涂料用色素炭黑、氧化铁用水溶性炭黑、中色素炭黑、低色素炭黑、混气法炭黑、氧化炭黑、勾缝美缝专用炭黑、水性油墨专用炭黑、油墨专用炭黑、乙炔炭黑、油炉法炭黑、水泥填缝水溶性炭黑、电池专用导电炭黑、炭黑326、固化地坪用水溶性炭黑、炭黑330、发泡色母粒用炭黑、油墨用色素炭黑、特黑
- 主营：紫铜管、紫铜板、紫铜排、紫铜棒料定制、紫铜棒、紫铜带、镀锡铜排、空调铜管、黄铜管、黄铜板、黄铜排、锡青铜棒、铜母线、止水铜板、TU2紫铜板、T2空调铜管、镀锡铜母线、C11000紫铜排、T2紫铜带、T2止水铜片、T2铜板、裸铜编织带、镀锡扁铜线、T2铜排、C1011紫铜板、T2紫铜棒
- 主营：EVA、PP、PC、PA6、PA66、POM聚甲醛、ABS、PPS、PE、PETG、PMMA、PBT
- 主营：麻花线、rvs电线、护套线、电缆料、屏蔽线、电缆2芯、屏蔽电线、电线电缆、控制电缆、通信电缆、抗拉扁电缆、拖链弹性体、聚乙烯pe、bv塑铜线、防水阻燃、家装电线、聚氯乙烯、铜芯电线、消防线缆、绝缘电线、阻燃电线、电线电联、专用炭黑、耐火双绞线、耐撕裂电线
- 主营：防螨助剂、树脂油墨稀释剂
- 主营：拖链电缆、卷筒电缆、伺服电机电缆、耐油电缆、扁平电缆、编码器电缆、屏蔽控制电缆、防水电缆
- 主营：功能材料电学综合测试系统、储能材料与光伏组件材料电性能测试方案、绝缘材料电性能测试系统、高低温环境试验设备、铁电分析仪、静电试验设备
- 主营：二氧化硅、乳化剂、消泡剂、橡胶塑料用炭黑、分散剂、润湿剂、增稠剂、树脂、抗氧剂、杀菌防腐防霉剂、uv单体
- 主营：二氧化硅、乳化剂、分散剂、防水防油剂
- 主营：T2铜排、T2紫铜管、T2紫铜带、黄铜棒料定制、6063铝板、6061铝管、导电紫铜管、镀锡铜排、T2止水铜板、空调铜管、薄壁紫铜管、TU2汇流铜排、TU2铜母线、空调用紫铜管、紫铜盘管、T2紫铜板、T2紫铜棒、TU2接地铜棒、H62铜排、H85黄铜排、LY12铝板、LY12铝管、H59黄铜板、镀锡黄铜排、5A06合金铝管、铝合金管