EMI Shielding Laminate Adhesives and Conductive Sealants

Conductive silicone compressible adhesive (e.g. SR-8850-3) and dispensible is ideal for form-in-place EMI/RFI shielding gasket in cellular phone, PDA and other consumer electronic devices.

Cover woth FIP

Conductive pressure sensitive Z-axis conductive adhesive pre-applied onto EMI/RFID shielding cover/can/lid is ideal for communication devices that cannot withstand multiple high temperature lead-free soldering.

Inserted Lid

Isotropic conductive and anisotropic conductive laminate adhesives; conductive sealants caulks for form-in-place gasket pre-applied EMI/RFI Shielding COVER/CAN/LID

Smart Phone

Flexible conductive pressure sensitive adhesive lamiantes used in shielding flexible printed circuit board are critical for the reduction of EMI noises in the smartphone applications

Flexible printed circuit board EMI/RFI Shielding: Laminate Conductive Adhesives

AIT Product Characteristics Electrical Resistivity(ohm-cm) Bond Strength Storage Life
SPC8015 (Pressure Sensitive, In-situ curable)
  • Withstand leadfree soldering temperature of over 300°C and maintain high flexibility
  • Low weight, low thickness of 20 micron laminate with conductive adhesive over insulating dielectric for ease of application
  • In-situ curing after instant pressure sensitive bonding of over 100 psi for bond strength at high temperature
<5×10-4 >600 psi 12 Months min.
SPC8075 (Instant Melt-Bonding)
  • Flexible conductive shielding laminate with conductive PSA adhesive over dielectric layer with thickness of 20 micron
  • Pressure sensitive for instant bonding that is curable to over 1000 psi bonding
  • Withstand soldering and high temperature operations of up to 300°C
<5×10-4 >600 psi 12 Months min.

AIT has been supplying EMI/RFI shielding adhesives, caulks, and specialty coatings for military applications for more than 30 years. The following are some of the typical products and applications. Please contact us for your specific applications.

EMI/RFI/EMP Shielding Solutions

Conductive Adhesive & Form-In-Place Gasket

AIT Product Characteristics Electrical Resistivity
(ohm-cm)
Peel Strength Pot-life(min.) Curing Schedule (50%RH@25°C)
SR8850-2 (Silicone) Silver/copper filled; adhesive; over 120dB EMI/RFI shielding at 0.1cm bond-line; ideal for bonding gaskets. <5×10-3 4.5 ppi 60 24 hr.
SR8850-3 (Silicone) Silver filled; adhesive; over 120dB EMI/RFI shielding at 0.1cm bond-line; ideal for bonding gaskets. Dispensible and ideal for form-in-place gasket. <5×10-4 4.5 ppi 60 24 hr
EG8020 (Epoxy, Rigid) Conductive Ag-filled epoxy for bonding and sealing; over 40 Amp/sq mm current capability. 1×10-4 10.0 ppi 240 24 hr.

Conductive Caulk-Sealant

AIT Product Characteristics Electrical Resistivity
(ohm-cm)
Peel Strength Pot-life(min.) Curing Schedule (50%RH@25°C)
SR8850-1 (Silicone) Metal powder filled; low density for large area coverage; extremely flexible for caulking use; over 120dB shielding. 5×10-3 2.5 ppi 90 24 hr.
PIS9006 (Non-Silicone) Metal powder filled; low density for large area coverage; extremely flexible for caulking use; over 120dB shielding. 5×10-3 2.5 ppi NA 24 hr.

Conductive Coating

AIT Product Characteristics Electrical Resistivity Peel Strength Pot-life(min.) CuringSchedule(50%RH@25°C)
EG8020HC-MM (Rigid Epoxy) Most conductive Ag-filled epoxy coating; over 50A/sq. mm current capacity for lightning and EMP protection. < 9×10-5ohm-cm 95 ppi 240 24 hr.
EG8050-MM (Flexible Epoxy) Most conductive Ag-epoxy that is flexible as silicone and polyurethane; excellent adhesion to most substrates. < 5×10-4ohm-cm 95 ppi 240 24 hr.
SPC8513-1XCU (Bondable Copper Sheet) 24-inch copper rolls with conductive pressure sensitive that can be die-cut and applied onto plastic and large area enclosure as “sheet-coating ” to provide more than 60dB shielding effectiveness. It conforms to most common curvatures without spray-coating problems. The exposed surface is insulating to prevent bridging with devices. 1 oz copper liner >3.0 ppi 12 mos. 3/0.075

For more information and recommendation assistance, please contact AIT sales and engineering:

AIT Solve My Problem

AIT sales and customer service: 1-609-799-9388 or 1-800-735-5040, Fax: 609-799-9308