分類: Electrically conductive materials 導電矽膠材料, Silicone tube 矽膠管標籤: Co-extruded Conductive Gasket, Conductive Silicone, EMI Shielding, EMI屏蔽密封條, Environmental Sealing, 通訊設備密封, 鎳鍍石墨導電橡膠, 雙色複合導電膠條, 雙色擠出矽膠, 電磁屏蔽材料, 鹽霧腐蝕耐受, MIL-G-83528, Nickel-coated Graphite, 導電矽膠條

鎳碳雙色複合導電矽膠密封條 (Co-extruded Conductive Silicone Gasket)

中文描述： 這款雙色複合導電密封條將鎳鍍石墨導電層與高彈性矽膠結合，兼具卓越的 EMI 屏蔽（高達 100dB）與環境密封性能。其特殊的複合結構使其具備極佳的耐鹽霧腐蝕性與化學穩定性，能在 -55°C 至 160°C 環境下長期使用，是通訊設備、軍工與精密電子儀器的理想屏蔽密封方案。

English Description: This co-extruded conductive gasket combines a nickel-coated graphite layer with high-elasticity silicone, offering both exceptional EMI shielding (up to 100dB) and robust environmental sealing. Its unique structure ensures excellent salt spray resistance and chemical stability. Operating reliably from -55°C to 160°C, it is an ideal shielding solution for telecommunications, military applications, and precision electronic instruments.

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鎳碳雙色複合導電矽膠密封條：外層鎳碳材質的卓越屏蔽方案

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

在高端通訊與軍規電子設備中，材料的電磁屏蔽穩定性至關重要。立興複合材料研發的 鎳碳雙色複合導電矽膠密封條，外層採用高品質 鎳碳 (Nickel-Graphite) 導電材質，透過共擠工藝與高彈性非導電矽膠層完美結合。這款產品不僅提供穩定的導電性，更具備優異的環境密封保護。

為什麼選擇立興鎳碳導電矽膠密封條？ / Why Choose Our Nickel-Graphite Gasket?

鎳碳材質能確保密封條在各種頻段下皆具備極佳的屏蔽效果，並解決傳統導電材料的壽命問題：

外層鎳碳材質 (Nickel-Graphite Layer)：提供極佳的導電穩定性與優異的電磁屏蔽 (EMI Shielding) 效能。
高彈性矽膠密封 (Water Seal)：內層高彈性非導電矽膠確保卓越的水汽密封性能與力學強度。
極低接觸阻抗：體積電阻率穩定維持在 ≤ 0.1 Ω·cm，確保高效能電氣連接。
耐腐蝕與長壽命：鎳碳塗層具備優異的耐霉菌與鹽霧腐蝕性，適合嚴苛的戶外應用環境。
優化的壓縮性能：與傳統導電產品相比更易壓縮且易於安裝，可依需求客製化各種截面形狀。

技術參數與屏蔽效能 / Technical Specifications

針對精密通訊設備與軍標等級應用，我們提供以下專業數據：

測試項目 (Item)	單位 (Unit)	典型數值 (Value)	參照標準 (Standard)
產品材質 (Material)	—	外層鎳碳 / 內層矽膠	—
體積電阻 (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
拉伸強度 (Tensile Strength)	MPa	1	GB 528-82
扯斷伸長率 (Elongation)	%	70	GB 528-82
撕裂強度 (Tear Strength)	KN/m	5	ASTM D624
壓縮永久形變 (70hrs x 100°C)	%	≤ 32	ASTM D395
連續使用溫度 (Continuous Temp)	°C	160	—

屏蔽效能 (Shielding Effectiveness – Nickel Graphite Layer)

200 KHz (H場)：≥ 50 dB
100 MHz (E場)：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.