At McDowell & Company, we specialize in manufacturing RFI/EMI shielding gaskets that provide superior electromagnetic interference protection. Our shielding gaskets ensure optimal electrical conductivity and environmental sealing for sensitive electronic equipment, military applications, and telecommunications devices.
RFI/EMI Shielding Gasket Technical Aspects
Materials
- Conductive silicone
- Metallic mesh-filled elastomers
- Silver-plated aluminum
- Copper-filled silicone
- Nickel-graphite compounds
- Oriented wire technology
- Beryllium copper
- Monel knitted mesh
Shielding Gasket Manufacturing Capabilities
- Precision die-cutting
- Form-in-place gaskets
- Robotically dispensed materials
- Conductive elastomer molding
- Mesh knitting
- Custom profile extrusion
- Vulcanization processes
- Surface treatment
Shielding Performance Standards
- MIL-DTL-83528 compliance
- IEEE 299 testing
- Shielding effectiveness
- Volume resistivity
- Compression force deflection
- Environmental sealing
- Galvanic compatibility
- Salt spray resistance
Industries Served
- Aerospace & Defense
- Telecommunications
- Medical Electronics
- Military Equipment
- Data Centers
- Industrial Controls
- Automotive Electronics
- Test Equipment
End Applications
- Electronic enclosures
- Military shelters
- Communication devices
- Medical imaging equipment
- Server cabinets
- Control panels
- Aircraft electronics
- Radar systems
RFI/EMI Shielding Gasket Frequently Asked Questions (FAQs)
1. What shielding effectiveness levels can you achieve?
Our gaskets provide 60-120 dB attenuation across 10 MHz to 40 GHz frequency range, depending on material selection and design.
2. How do you ensure long-term conductivity?
We utilize plated materials, corrosion-resistant compounds, and specialized surface treatments to maintain conductivity throughout the gasket’s service life.
3. What environmental conditions can your gaskets withstand?
Our shielding gaskets operate from -65°F to +350°F and resist moisture, salt spray, and various chemicals while maintaining shielding performance.
4. Do you offer custom profiles for unique applications?
Yes, we can design and manufacture custom profiles using various conductive materials to meet specific mounting and shielding requirements.
5. What testing documentation is available?
We provide shielding effectiveness reports, material certifications, dimensional inspection data, and compliance documentation for military specifications.
