Product Description
Matrix EMI and RFI gasketing materials offer engineers highly conductive solutions to combat electromagnetic and radio-frequency interference. These materials, including conductive elastomers, metal-filled elastomers, and conductive foams, deliver excellent shielding effectiveness, acheiving impressive attenuation levels. Engineers in industries like electronics, telecommunications, and aerospace rely on Matrix materials for sealing enclosures, connectors, and sensitive components, ensuring optimal performance and compliance with electromagnetic compatibility (EMC) standards.


Value Added
Matrix enhances its value as a shielded gasketing partner by providing in-house gasket fabrication and vulcanizing capabilities, including kiss cutting, FIP (Form-in-Place), die cutting, and XY cutting. This integrated approach empowers engineers to optimize solutions with precision, ensuring electromagnetic compatibility (EMC) requirements are met. Matrix's technical expertise and diverse capabilities streamline the development of shielding solutions for demanding applications.
Frequently asked questions
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1. Conductive Silicone Elastomers:
- Description: Silicone elastomers infused with conductive fillers.
- Primary Benefit: Exceptional electrical conductivity and environmental sealing properties, ideal for EMI shielding in aerospace and electronics.
2. Conductive Fluorosilicone Elastomers:
- Description: Fluorosilicone elastomers with conductive additives.
- Primary Benefit: Combines EMI shielding effectiveness with resistance to chemicals and extreme temperatures, crucial for aerospace and automotive applications.
3. Conductive Neoprene Elastomers:
- Description: Neoprene rubber filled with conductive particles.
- Primary Benefit: Reliable EMI shielding performance and mechanical durability, making it suitable for industrial and automotive enclosures.
4. Conductive EPDM Elastomers:
- Description: Ethylene Propylene Diene Monomer (EPDM) elastomers with conductive fillers.
- Primary Benefit: Resilience in outdoor environments, resisting factors like ozone and UV exposure, ideal for outdoor equipment sealing.
5. Conductive Polyurethane Elastomers:
- Description: Polyurethane elastomers containing conductive additives.
- Primary Benefit: Balanced mechanical strength and electrical conductivity, serving as an effective seal and ground in demanding applications.
6. Electrically Conductive Silicone Gels:
- Description: Soft silicone gels filled with conductive particles.
- Primary Benefit: Low compression force requirements and exceptional conformability, making them suitable for delicate components and low-stress shielding.
7. Conductive Elastomer Foam Materials:
- Description: Soft, cellular foams infused with conductive elements.
- Primary Benefit: Lightweight and compressible, offering effective EMI and environmental sealing with minimal compression force.
8. Conductive Elastomer Sponge Materials:
- Description: Porous, sponge-like materials incorporating conductive additives.
- Primary Benefit: Good conformability and EMI shielding performance, ideal for irregularly shaped surfaces.
9. Electrically Conductive Adhesives (ECAs):
- Description: Conductive adhesives for bonding and EMI grounding.
- Primary Benefit: Combines adhesive properties with electrical conductivity, simplifying assembly and EMI management.
10. Conductive Sealing Tapes:
- Description: Flexible tapes with conductive elements.
- Primary Benefit: Easy-to-apply solutions for quick EMI shielding and grounding in various shapes and sizes.
1. Electronics Enclosures:
- Problem: EMI/RFI can interfere with sensitive electronic components and circuits inside enclosures.
- Solution: Shielded gaskets create an electrically conductive barrier, preventing external electromagnetic radiation from affecting internal electronics.
- Industry/Application: Electronics manufacturing, telecommunications equipment, data centers.
2. Aerospace and Avionics:
- Problem: Aircraft systems and avionics are vulnerable to EMI from external sources or within the aircraft.
- Solution: Shielded gaskets ensure the electromagnetic compatibility of critical aviation systems.
- Industry/Application: Aerospace, aviation, military aircraft.
3. Automotive Electronics:
- Problem: Modern vehicles contain numerous electronic systems that can be susceptible to EMI and RFI.
- Solution: Shielded gaskets protect automotive electronics from interference, ensuring reliable performance.
- Industry/Application: Automotive manufacturing, electric vehicles, advanced driver-assistance systems (ADAS).
4. Medical Devices:
- Problem: Medical equipment must operate reliably without interference from external electronic sources.
- Solution: Shielded gaskets enable EMI/RFI shielding in medical devices, ensuring patient safety and accurate diagnostics.
- Industry/Application: Medical device manufacturing, hospitals, diagnostic equipment.
5. Military and Defense Systems:
- Problem: Defense systems require protection against external interference and must maintain secure communication.
- Solution: Shielded gaskets safeguard sensitive military electronics and communications equipment.
- Industry/Application: Defense industry, military vehicles, communication systems.
6. Telecommunications Infrastructure:
- Problem: Telecommunication equipment and data centers are susceptible to EMI/RFI that can disrupt communication signals.
- Solution: Shielded gaskets maintain signal integrity and prevent data loss in telecommunications infrastructure.
- Industry/Application: Telecommunications, network equipment, fiber-optic installations.
7. Railway and Transportation:
- Problem: Transportation systems use electronic controls that require protection from external interference.
- Solution: Shielded gaskets ensure the safe and reliable operation of railway signaling and control systems.
- Industry/Application: Railway transportation, subways, tram systems.
8. Consumer Electronics:
- Problem: Consumer electronics such as smartphones and tablets can experience signal degradation due to EMI/RFI.
- Solution: Shielded gaskets maintain signal quality and reduce interference in consumer electronic devices.
- Industry/Application: Consumer electronics manufacturing, mobile devices.
9. Industrial Control Systems:
- Problem: Industrial automation systems and control equipment need protection against EMI/RFI to maintain reliable operations.
- Solution: Shielded gaskets secure electrical connections and control systems in industrial settings.
- Industry/Application: Industrial automation, manufacturing plants, robotics.
10. Satellite and Spacecraft Systems:
- Problem: Spacecraft systems must function reliably in the harsh electromagnetic environment of space.
- Solution: Shielded gaskets protect satellite and spacecraft electronics from cosmic radiation and EMI.
- Industry/Application: Aerospace, satellite communications, space exploration.
1. EMI/RFI Shielding Performance:
- Evaluate the shielding effectiveness of the gasket material and design to ensure it meets the required attenuation levels for the specific EMI and RFI frequencies in the application.
2. Material Compatibility:
- Ensure that the gasket material is compatible with the surrounding environment, including temperature, chemicals, and other potential contaminants.
3. Conductivity and Resistivity:
- Determine the material’s electrical conductivity or resistivity, as this affects its ability to conduct or block electrical currents and impacts overall EMI/RFI shielding performance.
4. Compression Force and Deflection:
- Consider the compression force required to create a reliable seal without over-compressing sensitive components or causing mechanical stress.
5. Sealing Effectiveness:
- Assess the gasket’s ability to maintain a consistent seal, even in the presence of vibration, thermal cycling, or mechanical movement.
6. Environmental Protection:
- Ensure the gasket provides effective environmental sealing, protecting the equipment from moisture, dust, and other contaminants.
7. Temperature Range:
- Determine the operating temperature range of the gasket material to ensure it can withstand the application’s temperature extremes.
8. Chemical Resistance:
- Verify the gasket’s resistance to chemicals and substances commonly encountered in the application’s environment.
9. Compression Set:
- Evaluate the gasket material’s resistance to compression set, which is the ability to maintain its shape and sealing properties after repeated compressions.
10. Ease of Installation:
- Consider the gasket’s ease of installation, including its flexibility, adhesive backing, or ease of integration into the equipment or enclosure.
11. Compliance with Standards:
- Ensure that the chosen gasket material complies with industry-specific standards and regulations related to EMI/RFI shielding.
12. Cost and Availability:
- Consider the cost of the gasket material and its availability to ensure it aligns with budget constraints and project timelines.
13. Customization Options:
- Determine if customization options, such as size, shape, or adhesive properties, are available to meet specific design requirements.
14. Long-Term Reliability:
- Assess the gasket’s long-term reliability, particularly in applications where gasket failure could lead to critical system malfunctions.
15. Testing and Verification:
- Conduct testing and verification procedures to ensure the selected gasket material and design meet the desired EMI/RFI shielding and sealing requirements.
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Compare Options
Click below to get a customized comparison chart tailored to your application.
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Consideration | Shielded Gasket | Conductive Tape | Conductive Coating |
EMI/RFI Shielding Performance | Very Good | Good | Moderate |
Material Compatibility | Very Good | Good | Moderate |
Conductivity and Resistivity | Very Good | Good | Good |
Compression Force and Deflection | Good | Moderate | Good |
Sealing Effectiveness | Very Good | Good | Moderate |
Environmental Protection | Very Good | Good | Moderate |
Temperature Range | Good | Moderate | Good |
Chemical Resistance | Good | Moderate | Good |
Compression Set | Good | Moderate | Good |
Ease of Installation | Good | Very Good | Very Good |