Aluminum Foil Electromagnetic Shielding |
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Open Recommended Adhesives, Primers, Sealers & Fastener Webpage | ||
Sample Division 134923 60dB RF Shielded SCIF Specifications |
EMI-SHIELD AL5 Aluminum Foil for EMI / RFI Shielding |
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AL5 Aluminum Foil Shielding using PSA
Installation Methods
(SE Performance Charts below are using this method)
Tri-Fold Joint
Seaming Method Installing Bolt In Floor Anchors Installing Shot In Floor Anchors Galvanized Steel Perimeter Floor Flashing Galvanized Steel Data Center Floor System
EMI-SHIELD AL5 Being Installed |
EMI-SHIELD AL5 EMI Foil Shielding
AL5 Is Ideal for ICD/ICS 705 Tempest SCIF RoomsMeets up to 85dB to 10GHz Requirement
(with Tri-Fold or overlaped seams installation)Meets the PTB
(Protective Technical Barrier) Requirement 5 mil Aluminum Foil 0.0050" (0.127 mm) (5 mil) Thick 99% ± 1% Pure Aluminum
ASTM B479 Data AL5 Ultimate Tensile Strength (UTS) 15.5 ksi, max. AL5 Breaking Load: 32 pounds per inch of width, min. (5.7 kilograms per centimeter of width, min.) AL5 Mullen Bursting Strength: 140 to 280 psi
Standard Rolls 24" x 150' (300 ft²)
Without PSA: 24 lbs per roll With PSA: 27 lbs per roll
48" x 150' (600
ft²)
Without PSA: 47 lbs per roll With PSA: 58 lbs per roll
Fire Rating: AL5 Aluminum Foil Meets the ASTM E84 Class A Standard AL5 Foil will NOT delaminate Environmental Declarations LEED Information UL Environment Meets EMP Protection
Levels 1, 2, 3 & 4
for Infrastructure RF Shielding
Thickness ComparisonHousehold aluminum foil is 0.63 mils (0.00063") Our AL5 is 8 times thicker at 5.0 mils (0.005") |
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AL5 is applied like wallpaper,
covering all surfaces: floor, walls and ceiling. Other than normal
cleanliness, and dust free, no special preparation is required.
Typically the foil is sandwiched in between the 1st of Class A plywwood and 2nd layer of sheetrock.
Ideal for commercial construction architectural RF shielding. Foil glued in-place,
with recommended adhesive, is most common. Non-conductive preapplied Pressure Sensitive Adhesive (PSA),
up to 24" wide is also available.
For maximum effectiveness, seams should be taped with electrically conductive adhesive foil tape.
We recommend a minimum 2.0" overlap of the foil rolls and a minimum of 4' wide electrically conductive adhesive foil tape.
The RF shielding system is designed to be installed by local wall, floor and ceiling contractors. |
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Chart below is actual AL5 installed test data with seams and electrically conductive AL5 tape (NOT theoretical or a pristine single sample with
no seams or tape)
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Chart below is actual AL5 Double Layer installed test data with seams and electrically conductive foil tape |
EMI-SHIELD AL2.5 Aluminum Foil for EMI / RFI Shielding |
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AL5 Aluminum Foil Shielding using PSA
Installation Methods
(SE Performance Charts below are using this method)
Tri-Fold Joint Method |
EMI-SHIELD AL2.5 EMI Foil Shielding
AL2.5 for ICD/ICS 705 Tempest SCIF Rooms Meets up to 40dB to 10GHz Requirement
2.5 mil Aluminum Foil 0.0025" (0.0635 mm) (2.5 mil) Thick 99% ± 1% Pure Aluminum
Standard Rolls
Without PSA: 30 lbs per roll With PSA: Is Not Available
Fire Rating: AL2.5 Aluminum Foil Meet the ASTM E84 Class A Standard
Environmental Declarations LEED Information UL Environment |
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AL2.5 is applied like wallpaper,
covering all surfaces: floor, walls and ceiling. Other than normal
cleanliness, and dust free, no special preparation is required.
Typically the foil is sandwiched in between the 1st of plywwood and 2nd layer of sheetrock.
Ideal for commercial construction architectural RF shielding.Foil glued in-place or PSA Available. Bare Foil or with Non-Conductive Pressure Sensitive Adhesive (PSA).For maximum effectiveness, seams should be taped with electrically conductive adhesive foil tape.
We recommend a minimum 2.0" overlap of the foil and a minimum of 4' wide electrically conductive adhesive foil tape.
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EMI-SHIELD AL20 Lightweight Semi Rigid Aluminum Foil Panels for EMI / RFI Shielding |
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Semi Rigid Aluminum Foil Panels for Shielding
We recommend AL20 being cut or shaped with electric or pneumatic metal nibbler
Ideal for covering waterproof sealed concrete floors
Final
flooring can be glued directly on top of the AL20
AL20 The panels are not self supporting. The foil panels may be screwed (self drilling screw recommended) (wall systems) or glued in-place (floor systems). For maximum effectiveness, seams
should be taped with
5 mil Aluminum (80dB) or 5 mil Copper (90dB) electrically conductive adhesive foil tape.
For floor installations we recommend butt jointing the panels and taping the seams with 4" wide electrically conductive aluminum or copper foil tape. 6" wide non-conductive adhesive foil tape can also be used, but not recommended.
For installation over an non-waterproof sealed or no moisture
barrier protected concrete floor, we recommend you switch to the
Xalon GS26 or GS22 (galvanized steel) panels. AL20 Floor Installation Drawings
Installing Bolt In Floor Anchors Installing Shot In Raised Floor Pedestal Anchors |
EMI-SHIELD AL20 EMI Panel Shielding
20 mil Aluminum Foil Panels 0.022" ± 0.002" (0.508-0.635 mm) (20-24 mil) Thick
Compression Strength: 7,980 (Y) to
23,100 (U) psi
Semi Rigid Foil Sheets for EMI / RFI shielding
Aluminum .020" ± 0.002" x 48"- 50" x 96.00"
Ideal for covering the floor, but can be used in walls and ceiling
1 sheet weighs approx 10 lbs.
Ideal for large coverage areas,
Cuts you labor cost by 30%
Installation Methods
6" Electrically Conductive Aluminum Tape
4" Electrically Conductive Copper Tape (Recommended) |
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AL5 Aluminum Foil Seaming Tape for EMI / RFI Shielding |
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Open the RF Shielding Foil Tape Page AL5 Tape
Is applied like any tape with a release. The tape is used to RF seal the
seams of foil or foil panels.
The 4" wide, electrically conductive PSA is ideal for sealing the seams. The 6" wide, non-conductive PSA is used to frame out all the corners and intersections between walls, ceiling and floor, before the foil rolls are applied. The 1" wide electrically conductive tape is used to electrically bond all foil rolls, if they were applied with non-conductive PSA. |
0.0050" (0.127 mm) (5 mil) Thick
1" x 180' (15 ft²) 2" x 180' (30 ft²) 3" x 180' (45 ft²) 4" x 180' (60 ft²) 6" x 180' (90 ft²)
6" x 180' (90 ft²)
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Concrete Warning |
Since aluminum is subject to attack by alkaline(s) it should NOT be allowed to come in direct contact with concrete or mortar. If aluminum is in contact with concrete (or even other metals) and is subject to wetting (as would happen outdoors), the aluminum should be insulated from the concrete, mortar, or metal by adding a barrier like: asphalts, paint, sealer, 6 mil plastic polyurethane sheeting or a neoprene adhesive. Use waterproofing concrete sealer if you know water might get in, on or through the concrete. If the aluminum foil shielded room has fire sprinklers installed, it is good idea to water seal the concrete floor, just in case of an intentional or unintentional water discharge. |
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