Pneumatic Sliding MRI RF Shielded Door
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Pneumatic Sliding MRI RF Shielded Door
Product Introduction
OR MotorizedFor Hospital MRI Department:Shall achieve a shielding effectiveness of ≥ 100dB at 150MHz in a 3.0T magnetic field environment, and meet the anti-interference compatibility
requirements of the equipment.
For Scientific Research Laboratories:For high-frequency bands (e.g., above 1GHz), the shielding system shall adopt a multi-layer metal composite structure (copper + aluminum), equipped with
ventilation waveguide windows (cut-off frequency ≥ 2GHz). Triple-fold Door
Product Performance
- Process Requirements : Copper plate welding shall adopt seamless full welding.
- Contact Resistance : Contact resistance at the joints between the door and door frame<0.01Ω
- Insulation Impedance : ≥ 1000MΩ (tested at 500V DC).
- Load-bearing Capacity : The motorized door features a load-bearing capacity of ≥500kg.
- Emergency Unlocking : Equipped with a manual emergency release device.
- Non-magnetic Design : Non-magnetic components (e.g. non-magnetic locks) are adopted to prevent magnetic materials from affecting the magnetic field uniformity.
Technical Parameters
| frequency range: | SE Requirements: | Test Standard: |
| 10kHz-100MHz | ≥100dB(150MHz 时≥90dB) | GB/T 12190-2021 |
| 300MHz-1GHz | ≥80dB | ISO 11132-1 |
| 1GHz-10GHz | ≥70dB(Optional) | IEEE 299-2006 |
Application Fields

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