Tech-Etchemi/rfi shieldingphotoetched partsflexible circuits
Home > EMI/RFI Shielding > Filters & Vents - General Information

General Information

Specifications - Vents & Filters

Material Specifications

Extrusion Aluminum Alloy 6063-T1 QQ-A-200/9
Filter Media Aluminum Alloy 5056, per RR-W-365
Honeycomb Aluminum Alloy MIL-C-7438
Grilles Aluminum Alloy 3003-H-14 per QQ-A-359
Finish Iridite to MIL-C-5541 (Standard)
Also available Bright Tin and Electroless Nickel
RFI Gasket Mesh (Monel, T.C.S., or Al), BeCu, Metalized Fabric
Twinseal Neoprene sponge .093" Thick to ASTM D6576, Type II, Grade A (Formerly MIL-R-6130)

8000 and 8300 Series

EMI Shielding Performance

1/8 Cell Size, 1/2 Thick

Standard Honeycomb Finish
H-Field
E-Field
Plane Wave
100kHz
10MHz
1 GHz
10 GHz
Iridite
Tin
Nickel
40 dB
70 dB
75 dB
75 dB
125 dB
130 dB
60 dB
100 dB
115 dB
40 dB
80 dB
95 dB
Cross-Cell Honeycomb Finish
H-Field
E-Field
Plane Wave
100kHz
10MHz
1 GHz
10 GHz
Iridite
60 dB
105 dB
90 dB
80 dB

Airflow Characteristics - Based on 12" x 12" Panel

Airflow Characteristics

8200 Series

EMI Shielding Performance

1/8 Cell size, 1/4 Thick
Honeycomb
Finish
E-Field
Plane Wave
10MHz
1 GHz
10 GHz
Iridite
70 dB
50 dB
30 dB

8500 Series

EMI Shielding Performance

Finish
H-Field
E-Field
Plane Wave
100kHz
10MHz
1 GHz
10 GHz
Iridite
50 dB
80 dB
55 dB
40 dB

Airflow Characteristics - Based on 20" x 20" Dry

Airflow Characteristics

8900 Series

EMI Shielding Performance

Finish
H-Field
E-Field
Plane Wave
100kHz
10MHz
1 GHz
10 GHz
Iridite
45 dB
85 dB
55 dB
40 dB

Airflow Characteristics - Based on 20" x 20"

Airflow Characteristics
Available Vents & Filters
Honeycomb Vents Series 8000
Shielded Fan Vents Series 8200
Quiet Vents Series 8300
Shielded Filters Series 8500
Thin Screen Filters Series 8900

Back to Top

Tech-Etch, Inc., 45 Aldrin Road, Plymouth, MA 02360 USA • TEL 508-747-0300 • FAX 508-746-9639 • websales@tech-etch.com