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Item # SOFT-SHIELD 4800, Low Closure Force EMI Gaskets - Selector Guide


Soft Shield commercial-grade EMI gaskets are designed for shielding and grounding in today's commercial electronic enclosures. They consist of an electrically conductive fabric jacket over a highly compressible urethane foam core. Nickel-plated-silver, woven nylon rip-stop jacket is self-terminating when cut. A broad range of highly compressible profiles are available as strips or kiss-cut parts, in both UL 94V-0 and General Duty versions. Pressure-sensitive adhesive attachment tape is provided standard for easy application.





Specifications  · Performance Ratings  · Ordering Information

Specifications

Product Forms

Rolled or Die Cut parts Up to 24 in Wide

Typical Applications

I/O, Connectors, Back plane

Method of Manufacture

Fiber impregnation

Jacket Material

Ag plated fiber

Foam

Urethane

Attachment Method (PSA)1

Non conductive "Pattern" acrylic PSA

Thickness Standard

1 mm
1.5
mm
2
mm
3
mm
4
mm
5
mm
0.039
in
0.060
in
0.078
in
0.118
in
0.157
in
0.197
in
1 PSA typically covers less then 50 % of contact area. Upon compression the conductive fabric will make direct contact to the interface.


Performance Ratings

Baseline EMI Shielding

95 dB

Shielding Effectiveness After Cycling

Best

Softness

Better

Test Method Compression Set

ASTM D395 - Method B

Compression Set

Best

Max. Operating Temperature

70 ºC

UL Rating

UL HF1

RoHS Compliant

Yes


Ordering Information

SOFT-SHIELD 4000 Series Ordering information:

WWWW-XXX-YYYY-ZZZZ
WWWW - Material (4002, 4004, 4005)YYYY - Width (0127 = 12.7 mm)
ZZZZ - Length (2540 = 254 mm)

For custom die-cut parts, use the part number WWWWXXX-L0000, for which Chomerics will assign the actual drawing number L0000. Note: Fully-wrapped (360°) custom gaskets are not available in SOFT-SHIELD 4002 or 4004 materials.

SOFT-SHIELD 4800/4850 Series Ordering information:

4800-XX-YYYY-ZZZZ
or
4850-XX-YYYY-ZZZZ
XX - 10 no PSA or 11 with PSA
YYYY - Width (maximum 610 mm)
ZZZZ - Thickness (ex. 0150 = 1.5 mm)

For custom die-cut parts, contact Inside Sales