Overview
Conductive silicone compound is a hybrid material combining silicone rubber's flexibility with the electrical conductivity of added fillers such as carbon black, silver-coated particles, or nickel-graphite. It bridges the gap between traditional elastomers and conductive metals, offering unique solutions for industries requiring both mechanical resilience and electrical performance. Developed initially for aerospace and military applications, it now sees widespread use in consumer electronics, medical devices, and automotive systems. The material is typically supplied as uncured sheets or pellets, which are then molded or extruded into final products.
Physical and Chemical Properties
The material exhibits a Shore A hardness range of 30–80, adjustable by formulation. Its conductivity stems from percolation networks formed by conductive fillers, with volume resistivity customizable from 10^-3 to 10^0 Ω·cm. Thermal stability is exceptional, with some grades functioning from -60°C to 250°C. Chemically, it inherits silicone's resistance to ozone, UV radiation, and moisture. The addition of conductive fillers may slightly reduce elongation at break (typically 100–400%) compared to pure silicone but enhances tear strength. Compression set resistance remains high, critical for sealing applications.
Main Applications
In electronics, it serves as EMI shielding gaskets for smartphone casings and server enclosures, replacing metal springs with lighter, corrosion-resistant alternatives. The automotive industry uses it in ignition system seals and battery thermal interface materials. Medical applications include conductive pads for electrosurgical equipment and wearable biosensors. Industrial uses encompass antistatic conveyor belts and flexible heating elements. Emerging applications include soft robotics and stretchable circuits for foldable displays.
Safety and Storage
While generally safe, processing may generate dust requiring NIOSH-rated particulate masks. Uncured material should be stored below 30°C with 30–60% relative humidity to prevent premature crosslinking. Shelf life is typically 6–12 months. Cured products are biocompatible (ISO 10993 tested grades available) and REACH compliant. Disposal should follow local regulations for silicone-based materials, with incineration requiring particulate filters due to filler content.
B2B Procurement Guide
Key specifications to confirm include volume resistivity (measured per ASTM D991), compression force deflection (ASTM D395), and flammability ratings (UL94). For EMI applications, specify shielding effectiveness (dB) across required frequency ranges. Lead times vary from 2–8 weeks for custom formulations. Bulk orders (500+ kg) often qualify for 5–15% discounts. Consider partnering with suppliers offering compound customization and in-house testing capabilities to streamline prototyping.
Related Manufacturers
- 主营：haftolatp、actigran70、actigranso70、混炼胶、mediaplast60、mediaplastat、dispergatorfl、mediaplastnb-5、mediaplastnb-4、kettlitz-chemie、单涂胶粘剂、富乐西邦 Cilbond 24、富乐西邦 Cilbond 25Y、德国霍夫曼SILLITIN N 85、德国霍夫曼 AKTISILVM 56、德国霍夫 AKTISILPF 216、德国霍夫曼 SILFIT Z 91、德国霍夫曼 AKTIFIT AM、单组份胶粘剂、德国诺易堡硅土、橡胶加工助剂、台翔活性氧化锌、橡胶制品硫化活化剂、胶片隔离剂、防锈剂、霍夫曼硅土
- 主营：EMI电磁屏蔽密封条、EMI屏蔽橡胶条、电磁屏蔽条、导电橡胶、导电硅胶、导电硅橡胶、导电屏蔽材料、导电橡胶条、导电硅胶条、导电O型圈、导电橡胶衬垫、导电密封圈、导电密封屏蔽件、导电橡胶板、导电硅胶板、导电橡胶密封件、镍碳导电橡胶条、石墨镀镍导电橡胶板、高导电硅胶O型圈、硅胶O型圈、硅橡胶密封圈、防水橡胶圈、红色密封胶圈、EMI橡胶板
- 主营：补偿器、尼龙轮、pta管链、导电硅橡胶混炼胶、夹布管、橡胶管、管隔热、水冷管、避震喉、粉料管链、四氟膜片、胶管水冷、电缆胶管、排泥胶管、防火阻燃、法兰胶管、隔热耐热、高压油管、粉末管链、胶管总成、加布膜片、输油胶管、夹布胶管、尼龙齿轮、胶管外包、阀门橡胶
- 主营：全氟醚橡胶、全氟聚醚、氟硅橡胶、氟硅混炼胶、混炼胶、航空密封胶原材料、国产全氟醚橡胶
- 主营：导电胶、导电粉、导电漆、导电银浆、导电镍粉、导电铜粉、emi导电布、导电银粉、导电硅胶、导电银铜粉、丝印导电铜浆、导线漆、银包铜粉、镀银铜粉
- 主营：混炼胶、气相硅橡胶、耐高温硅橡胶
- 主营：眼镜架、阻燃剂、热熔胶、混炼胶、保险扛、手机料、内涂层、安全帽、电脑锣、玻璃珠、6700h-250、哈啦粉、密封圈、车部件、冷冻管、聚酰胺、仪表盘、照明灯、化妆品、购物袋、lcp橡胶、专用料、瓶盖料、透明料、玻纤增、背心袋
- 主营：脱模剂、硅橡胶、半透明、混炼胶、导电硅胶、润滑油、耐油胶、硅胶管、fv-0硅胶、道若挤出、水煮不发、阻燃硅胶、防喷霜内、合成橡胶、彩色硅胶、耐油硅胶、甲基硅油、硅胶内脱模、鞋材耐磨油、二甲基硅氧烷、标准高弹模压
- 主营：橡胶球、橡胶条、密封条、混炼胶、密封圈、橡胶垫、珠胶垫、挡球环、振动筛、硅胶球、清网设备、橡胶子弹、减震弹簧、橡胶硅胶、橡胶减振、再生橡胶、橡胶方块、乙烯cpe混、弹跳小球、耐压弹簧、葫芦弹簧、橡胶iir混、振动电机、剪切弹簧、弹簧螺纹
- 主营：度橡胶、密封球、格莱圈、导电硅胶、标准otp、耐酸碱、apa密封、圈标准、丁腈星、耐高压、橡胶球、橡胶条、管接头、硅胶圈、抗阻燃、格来圈、平垫片、橡胶圈、密封圈、标准件、星星圈、橡胶星、氟胶星、阶梯封、耐汽油、挖掘机
- 主营：阻燃剂、工程pom、原料tpv、高导电混炼胶、聚合物、r-4-240na、加纤ppa、安全帽、玻璃珠、易流动、ppe塑胶、905塑料、聚酰胺、r-4-280bl、增强lcp、聚苯醚、抗焊接、805塑料、psu塑料、高聚物、lcp橡胶、r-4-230bl、r-4-244bl、pom塑料、聚丙烯、冷冻盒
- 主营：堵水圈、发泡条、橡胶框、导电硅橡胶混炼胶、氟橡胶、密封件、硅胶管、矽胶管、硅橡胶、橡胶垫、装饰条、骨架条、带胶eva、聚氨酯、封水条、橡胶管、阻水条、tpe胶条、透明条、密封圈、pvc树脂、绝缘垫、海绵垫、硅橡管、机柜门、压边条
- 主营：甘氨酸、阻燃剂、胶黏剂、混炼胶、蒽甲酸、热熔胶、退除剂、嘧菌酯、中性红、3282-24-4、肉桂醛、退镍液、乙氧基、增弹剂、环氧胶、2768-02-7、阻燃毯、7377-08-4、4865-84-3、亮氨酸、抛光盐、5471-63-6、甲基橙、戊二酸、4355-11-7、插入管