Functional Role for EMC Testing Environments
This 5.2mm Thickness Ferrite Tile Absorber is engineered specifically for use in 3m EMC anechoic chambers, facilitating accurate electromagnetic compatibility assessments. Targeted at engineering teams and test labs requiring precision in emissions and immunity testing, it provides reliable reduction of reflected radio frequency energy. Designed by reputable emi filter manufacturers and trusted industrial filter manufacturers, the tile supports compliance with regulatory standards by stabilizing the test environment. Its modular format allows flexible arrangement, useful for labs upgrading or expanding existing shielded rooms or anechoic facilities.
Key Technical Attributes and Specifications
The tile features a base dimension of 100 × 100 mm with a 5.2 mm thickness and a 10 mm bore that accommodates mounting. Its critical electromagnetic characteristic is an impedance closely matching free space due to a complex magnetic permeability equivalent to the complex dielectric constant. This results in absorption figures ranging from 10 dB to 25 dB across the 30 MHz to 1 GHz spectrum. Constructed from dense ferrite material—density approximately 4.85×10^3 kg/m^3 and resistivity exceeding 100 Ω·m—the tile sustains initial permeability of 5500 and a relative loss factor of 15 at 0.1 MHz. These technical metrics reflect its capacity to diminish interference, a key parameter for emI filter manufacturers and power line filter specialists seeking enhanced noise suppression elements.
Industry Deployment and Measurement Accuracy Benefits
The ferrite tile absorber is integral to electromagnetic testing in industries utilizing frequency inverters, medical devices, and telecommunication equipment where RF disturbance poses compliance risks. Its ability to control stray RF emissions enhances the accuracy of conducted and radiated emission tests by minimizing chamber reflections. Custom installation within EMC anechoic chambers, often maintained or upgraded by rfi line filter suppliers and power line filter manufacturers, helps guarantee repeatable results consistent with international standards. It also facilitates efficient calibration of EMI test setups, supporting broader initiatives in quality assurance and regulatory adherence across manufacturing and research environments.
Product Advantages
Innovative Design and Modular Integration
This ferrite tile’s slim 5.2 mm profile incorporates a bore suitably sized for standardized mounting hardware, allowing systematic, modular assembly within anechoic chamber walls. Developed by experienced emi filter companies, its dense ferrite base material provides mechanical robustness without compromising electromagnetic absorbance. Optimized for impedance matching near free space, the tile’s design reduces reflections effectively across a wide frequency range. Such structural coherence is essential for 3 phase emi filter manufacturer applications where consistency and repeatability in electromagnetic environments are mandatory. The compact and uniform tile dimensions facilitate flexible chamber design layouts and accelerated refurbishment workflows.
Performance Reliability and Usability for Test Engineers
Engineers benefit from the tile’s ability to deliver consistent absorption between 10 dB to 25 dB over critical 30 MHz to 1 GHz frequencies, covering major EMI/EMC test bands often addressed by power line noise filter solutions. The ferrite tile’s high permeability and loss factor contribute to superior dissipation of interference, resulting in cleaner test signals and reduced background noise. Its weight and density ensure stability within chamber configurations, reducing the need for frequent repositioning or replacement—a key consideration for procurement specialists focusing on lifecycle cost management. Supported by a manufacturer specializing in single phase emi filter manufacturers and complex EMI mitigation components, the tile integrates seamlessly with established EMC testing protocols, enhancing laboratory productivity.
Use Scenarios
Application in EMC Anechoic Chamber Upgrade
In the test and measurement industry, ongoing chamber maintenance and upgrades are crucial to meeting evolving EMC standards. This ferrite tile absorber plays a definitive role in upgrading 3m EMC anechoic chambers by replacing aged or inefficient absorbers with compact, high-performance tiles. Its controlled impedance and absorption characteristics ensure minimal reflection interference within the chamber, improving measurement fidelity vital to emi filter manufacturers and rfi line filter suppliers serving frequency inverter and shielded system manufacturers. By enabling modular installation, the tile contributes to streamlined refurbishment workflows, reducing downtime while enhancing compliance testing capabilities across product R&D and production stages.
Integration in RF Shielding Facility Maintenance
RF shielding facilities in medical imaging, telecommunications, or industrial automation rely on reliable suppression of EMI to safeguard system performance and operator safety. The ferrite tile absorber serves as a critical component in maintaining or extending shielding effectiveness by absorbing stray RF emissions within dedicated shield rooms. Manufactured in collaboration with established rf shield box manufacturers and power line filter manufacturers, the tile’s electromagnetic properties align with requirements for rigorous conducted and radiated emission limits. Its dense composition and precise absorption performance support seamless integration into ongoing facility maintenance, ensuring continuous fulfillment of international electromagnetic compatibility standards and uninterrupted operational workflows.
Ferrite Tile Size
Ferrite Tile Application
Based on the principle of having complex magnetic permeability equal (or nearly equal) to complex dielectric constant. Materials with this property exhibit an impedance equal to that of "free space" and therefore do not reflect radiated energy at normal incidence.
Ferrite Tile can provide 10dB - 25dB of absorption between 30MHz and 1GHz. Tiles are thin (approximately 0.26 inches), but can be heavy (roughly 10 lbs per square foot).
Size for EMC chamber ferrite tile
Application for EMC chamber ferrite tile
Used for EMC chamber
| Initial permeability | 5500 |
| Relative loss factor | 15@0.1MHz |
| Saturation flux density | 280(1194A/m) |
| Remanence | 180 |
| coercivity | 3 |
| Relative temp.factor | 3 |
| Curie temp. | 90 |
| Density | 4.85*1000 |
| Resistivity | 100 |
Performance
| 30MHz | -25.5dB |
| 100MHz | -38dB |
| 300MHz | -19.5dB |
| 500MHz | -16dB |
| 700MHz | -12dB |
| 1000MHz | -10dB |
Material Characteristics of Hz-FT
| Properties | Symbol | Unit | Value |
| Initial permeability | μiac | 5500 ±20% | |
| Relative loss factor | tanδ/μiac | ×10-6 | 15 (0.1MHz) |
| Saturation flux density | Bs | mT | 280 (1194A/m) |
| Remanence | Br | mT | 180 |
| Coercivity | Hc | A/m | 3 |
| Relative temp. factor (20℃∼60℃) | αμr | ×10-6/℃ | 3 |
| Curie Temperature | Tc | ℃ | >90 |
| Density | δ | ㎏/㎥ | 4.85×103 |
| Resistivity | ρ | Ω·m | >100 |
Typical graph of Reflection Loss(dB) and Specification of Performance
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| Frequency | Typical | Specification |
| 30MHz | -25.5dB | -24.0dB max. |
| 100MHz | -38.0dB | |
| 300MHz | -19.5dB | |
| 500MHz | -16.0dB | |
| 700MHz | -12.0dB | |
| 1000MHz | -12.0dB | -9.0dB max. |
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| Part | Dimentions in mm |
| A | 99.95 +/-0.10 |
| B | 99.95 +/-0.10 |
| C | 6.70 +/-0.10 |
| D | 10.00 +/-0.20 |
| Weight | 330g |


