EMI Brass Honeycomb Vent

DMC-HMB series honeycomb vent is widely used in EMC shielding field, for the air refresh system of the RF shielding room, microwave chamber or RF shielding box. The available materials include Aluminum, tin steel, brass and copper. The choice of the honeycomb vent with the best design is based on the RF shielding performance and air flow.

Available Cell diameter

3.2mm, 3.2mm, 4.8mm, 5.2mm, 8mm,

Available Thickness

12.5mm, 25mm, 50mm


Frequency Band


100KHz >100dB
1MHz – 10MHz >100dB
10MHz – 30MHz >100dB
30MHz – 1GHz >100dB
1GHz – 10GHz >100dB

All above is the common size RF shielding door, it’s available to design and produce the special size door as customer’s requirement


**All above is the common cell diameter, for special size cell diameter no in list, customer would pay for the cost for the DIE of new size cell diameter. **All above is the common thickness size, It’s available to modify the thickness size as customer’s requirement.