镍碳双色复合导电硅胶密封条 (Co-extruded Conductive Silicone Gasket)

镍碳双色复合导电硅胶密封条：外层镍碳材质的卓越屏蔽方案

Nickel-Graphite Co-extruded Conductive Silicone Gasket: High-Performance Shielding

在高端通信与军规电子设备中，材料的电磁屏蔽稳定性至关重要。立兴复合材料研发的 镍碳双色复合导电硅胶密封条，外层采用高品质 镍碳 (Nickel-Graphite) 导电材质，通过共挤工艺与高弹性非导电硅胶层完美结合。这款产品不仅提供稳定的导电性，更具备优异的环境密封保护。

为什么选择立兴镍碳导电硅胶密封条？ / Why Choose Our Nickel-Graphite Gasket?

镍碳材质能确保密封条在各种频段下皆具备极佳的屏蔽效果，并解决传统导电材料的寿命问题：

外层镍碳材质 (Nickel-Graphite Layer)：提供极佳的导电稳定性与优异的电磁屏蔽 (EMI Shielding) 性能。
高弹性硅胶密封 (Water Seal)：内层高弹性非导电硅胶确保卓越的水汽密封性能与力学强度。
极低接触阻抗：体积电阻率稳定维持在 ≤ 0.1 Ω·cm，确保高性能电气连接。
耐腐蚀与长寿命：镍碳涂层具备优异的耐霉菌与盐雾腐蚀性，适合严苛的户外应用环境。
优化的压缩性能：与传统导电产品相比更易压缩且易于安装，可依需求客制化各种截面形状。

技术参数与屏蔽性能 / Technical Specifications

针对精密通信设备与军标等级应用，我们提供以下专业数据：

测试项目 (Item)	单位 (Unit)	典型数值 (Value)	参照标准 (Standard)
产品材质 (Material)	—	外层镍碳 / 内层硅胶	—
体积电阻 (Volume Resistivity)	Ω·cm	≤ 0.1	MIL-G-83528
硬度 (Hardness)	Shore A	65 ± 5	GB 531-81
比重 (Specific Gravity)	—	2.0 ± 0.25	ASTM D792
拉伸强度 (Tensile Strength)	MPa	1	GB 528-82
扯断伸长率 (Elongation)	%	70	GB 528-82
撕裂强度 (Tear Strength)	KN/m	5	ASTM D624
压缩永久形变 (70hrs x 100°C)	%	≤ 32	ASTM D395
连续使用温度 (Continuous Temp)	°C	-55 ~ 160	—

屏蔽性能 (Shielding Effectiveness – Nickel Graphite Layer)

200 KHz (H场)：≥ 50 dB
100 MHz (E场)：100 dB
2 GHz (平面波)：90 dB
10 GHz (平面波)：80 dB

Nickel-Graphite Co-extruded Conductive Silicone Gasket

The Nickel-Graphite Co-extruded Conductive Silicone Gasket by Lixing is engineered for high-end applications requiring maximum EMI shielding effectiveness. By integrating an outer Nickel-Graphite conductive layer with a high-elasticity non-conductive silicone core, this gasket provides a dual-action solution for both electromagnetic interference and environmental challenges.

Key Highlights

High-Grade Nickel-Graphite Material: Delivers robust conductivity and reliable shielding across a wide frequency spectrum.
Integrated Environmental Seal: The high-resilience silicone core ensures a long-lasting moisture and dust seal.
Superior Chemical Bonding: Advanced extrusion technology creates a strong bond between layers, preventing delamination in the field.
Versatile Customization: Tailored profiles are available to suit specific shielding and sealing requirements in industrial and telecommunication sectors.