Beijing Hengtai Tech Co., Ltd
Beijing Hengtai Tech Co., Ltd
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Mri Rf Shielding RF Shielded Doors For Mri Room Rf Shielded Enclosure
A: Description
MRI door is used for magnetic shielding of permanent magnet & superconducting nuclear magnetic resonance devices.
It can prevents external electromagnetic field influence the normal work of MRI,
restraining the leakage of magnetic field generated by MRI, and affecting the work of external devices.
Shielding effectiveness: 10MHz ~100MHz ≥100db Ground insulation: >3KΩ-10KΩ
| Size | Standard 1. 2* 2. 1 meter / super size 1. 4m* 2. 4m/ double size 2m* 2m |
| Material | Brass foil covered frame + copper foil + Aluminum plated 1mm coated white+ wooden frame |
| accessories | Frame+ lock+ handle |
| Attenuation | 10MHz~ 130MHz meet 110dB |
| Noise testing | 65db after closing door |
1) The most widely used electromagnetic shielding door nowadays. Access control system can be added.
2) Using high performance Becu fingerstrips, long service life, easy and convenient to open and close.
3) Hinge rotation, single & double knife edge technology, double shielding effectiveness performance
4) Two- point latching mechanism for tight, locking seat frame with roller bearings structure, unning smooth and light
5) Standard door entrance size is according to the hospital cart pass
6) Non- magnetic materials
7) Door threshold direction could modify during assemble
8) Easy to repair or replace spare parts High performance with reasonable price
B: Application
1) Nuclear magnetic resonance( NMR)
2) Shielding room
3) Communications room
4) Security room and labora
C: Package
Pack in wooden case
D: Door direction
Offer different door opening direction to our customers.
E: Testing report
|
Testing Item | | | Testing Result | ||
| No Shielded Space Signal | Shield Room Signal | Shield Performance | |||
|
RF door 1 Shield Performance | | 1 | 106 | 5 | 101 |
| 2 | 106 | 6 | 100 | ||
| 3 | 106 | 5 | 101 | ||
| 4 | 106 | 5 | 101 | ||
| 5 | 106 | 4 | 102 | ||
| 6 | 106 | 5 | 101 | ||
| 7 | 106 | 4 | 102 | ||
| 8 | 106 | 4 | 102 | ||
| | 1 | 108 | 7 | 101 | |
| 2 | 108 | 6 | 102 | ||
| 3 | 108 | 7 | 101 | ||
| 4 | 108 | 6 | 102 | ||
| 5 | 108 | 6 | 102 | ||
| 6 | 108 | 6 | 102 | ||
| 7 | 108 | 6 | 102 | ||
| 8 | 108 | 5 | 103 | ||
| 42MHz | 7 | 110 | 8 | 102 | |
| 8 | 110 | 9 | 101 | ||
| 63MHz | 7 | 112 | 11 | 101 | |
| 8 | 112 | 10 | 102 | ||
| 130MHz | 7 | 115 | 14 | 101 | |
| 8 | 115 | 14 | 101 | ||
F: FAQ
Q. What is the door size?
A: We can offer customized size, and in usual 1.2m x 2.1m size is our hot-sale size
Q. What is the structure of the RF Door?
A: Brass foil-covered frame + copper foil + Aluminum plated 1mm coated white+ wooden frame
Q. What accessories can offer?
A: Frame+lock+handle