3
EMI Shielding Tapes
Shielding Effectiveness (Far Field) - Typical Values (ASTM-D-4935)
A wide variety of tapes
for EMI shielding and
grounding
• Copper, aluminum, and tin-plated
• Conformable copper-plated
• Smooth and embossed foil surfaces
• Conductive and nonconductive acrylic
• Liners on all tapes for diecutting and
Long-term proven
durability and reliability
3M has been providing adhesive-backed
foil tapes for EMI (electromagnetic
interference) shielding and grounding
applications for over forty years. Test
results and actual in-use experience have
proven the stability and effectiveness of
the backings and adhesives over long
periods of time.
shielding tape with conductive adhesive,
first with embossed foil backing for
"through the adhesive" conductivity, and
first with tin-plated copper backing for
improved shielding, solderability, and
corrosion resistance.
Excellent shielding
effectiveness
Consistent manufacturing processes
ensure that all of the 3M
Shielding Tapes exhibit the low contact
resistance necessary to achieve the level
of shielding effectiveness shown on the
graph below.
copper foil backings
fabric backing
adhesives
handling ease
3M was the first to introduce
100
90
80
70
60
50
40
0
0
1345
1245
1183
1170
1267
1194
1182
1181
™
100
EMI
200
Customer Service
In addition to the high standard of quality
that goes into each roll of shielding tape,
3M customers receive other important
value-added benefits. Customer Service,
Technical Service, and Manufacturing
resources are dedicated to maintaining
the highest level of service, quality, and
delivery. 3M also offers the unique
advantage of global product support and
availability through a worldwide network
of subsidiaries and distributors.
entry needs, our Customer Service
Department can put you in contact with
your local 3M sales representative,
identify the distributor offices in your
area, or connect you with our Technical
Service personnel.
ready to assist your engineering, product
development, and purchasing personnel
with answers to technical questions and
guidance in the selection of the ideal
shielding tape for each application.
In addition to handling your order
3M sales representatives are always
300
400
Frequency (MHz)
500
600
Our sales force is supported by an
extensive nationwide network of
distributors who can provide prompt
and efficient service and delivery
in response to all of your shielding
tape requirements. Many of our
distributors also offer diecutting and
fabricating services.
Your “How To” Resource
The advantage you get with 3M shielding
tapes is not only superior product, but
also a reliable source of technical
solutions. Whether you need assistance to
select a shielding tape to meet a specific
production requirement or to increase
productivity or product performance, our
technical expertise is always available.
For any inquiries or requests
regarding 3M EMI Shielding Tapes,
please contact Customer Service by
phone at 800-328-1368 or by FAX at
800-828-9329. (From the
Maquiladoras, call 512 -984-2666.)
700
800
900
1267
1345
1245
1183
1181
1170
1182
1194
1000
1
