3M™ Heavy Duty Aluminum Foil Tape 438, Silver, 2 in x 60 yd, 7.2 mil, 16 Roll/Case

3M™ Heavy Duty Aluminum Foil Tape 438 is a high-performance foil tape designed for numerous applications across a broad range of industries. Comprised of a dead soft aluminum foil backing with a highly engineered pressure sensitive acrylic adhesive, it is ideal for heat shielding, heat reflecting, seaming and sealing.
Special Price $156.11 Regular Price $183.66
UPC 00051125853293
3M ID 7100038988
Packaging Case
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Withstands Exposure to High Heat and Humidity

Consisting of a dead soft, thermally conductive aluminum backing, 3M™ Heavy Duty Aluminum Foil Tape 438 dissipates heat over the surface of the tape to reduce hot spots and protect the substrate from the effects of high temperatures. Coated with highly engineered acrylic adhesive, it is capable of withstanding exposure to high heat and humidity while maintaining a strong and reliable bond. This tape can withstand a variety of moisture, weathering, UV and solvents in order to provide an excellent work life, indoors or out.

3M™ Aluminum Foil Tape 438 is UL Recognized to UL 746C (File E 122798) and Classified by UL to UL 723 "L" for low flammability rating (File R 7311). It meets F.A.R 25.853(a). Temperature use range is from -65°; to 300°F (-54°; to 149°C).

Recommended Applications


Heat shielding of delicate parts
Heat reflecting
Moisture barrier
Seaming and sealing
Refrigerator and freezer coil attachment
Plastic protection against heat and UV exposure


  • Heavy duty dead soft aluminum foil backing provides increased effectiveness for head shielding in demanding applications
  • Highly engineered acrylic adhesive provides long term durability, but removes cleanly after harsh masking applications
  • Withstands exposure to flame, weathering, moisture and UV
  • Heat and light reflective tape protects surfaces and enhances lighting efficiency
  • Recognized by UL to UL 746C and Classified by UL to UL 723, Class "L" for low flammability rating
More Information
3M ID 7100038988
Part number 438
Keywords aluminum foil tape
Global Product Hierarchy Tapes > Foil Tapes > Aluminum Tapes
Backing (Carrier) Thickness (Imperial) 5.0 mil
Backing Material Aluminum Foil
Backing (Carrier) Thickness (Metric) 0.13 mm
Color Family Gray
Product Color Silver
Product Number 438
Product Type simple
Quantity 0
Trademark 1 3M™
Country of Origin United States
Sales Unit RO
SAP Shelf Life In Days 730
Base - Billing Unit ROL
Base - Customary Height Dimension 6.61
Base - Customary Length Dimension 2
Base - Customary Width Dimension 6.60984252
Base - Metric Gross Weight 1.132 KG
Base - Metric Height Dimension 167.894 MM
Base - Metric Length Dimension 50.8 MM
Base - Metric Width Dimension 167.89 MM
Base - Item Quantity 1
Base - Unit ROL
Unit of Use - Billing Unit ROL
Unit of Use - Customary Cubic Dimension 87.38209602403457 ci
Unit of Use - Customary Gross Weight 2.495632807932814 lbs
Unit of Use - Customary Net Weight 2.495632807932814 lbs
Unit of Use - Customary Height Dimension 6.61 in
Unit of Use - Customary Length Dimension 2.0 in
Unit of Use - Customary Width Dimension 6.609842519685039 in
Unit of Use - Metric Cubic Dimension 1431.936 CCM
Unit of Use - Metric Net Weight 1.132 KG
Unit of Use - Metric Height Dimension 167.894 MM
Unit of Use - Metric Length Dimension 50.8 MM
Unit of Use - Metric Width Dimension 167.89 MM
Unit of Use - Item Quantity 1
Unit of Use - Total Unit Quantity 1
Unit of Use - Previous Packaging Level Quantity 1
Unit of Use - Item Unit RLS
Unit of Use - Unit ROL
Shipper - Billing Unit ROL
Shipper - Customary Cubic Dimension 2002.88715538061 ci
Shipper - Customary Gross Weight 42.54921660168137 lbs
Shipper - Customary Net Weight 39.930124926925025 lbs
Shipper - Customary Height Dimension 11.377952755905511 in
Shipper - Customary Length Dimension 13.26771653543307 in
Shipper - Customary Width Dimension 13.26771653543307 in
Shipper - Metric Cubic Dimension 32821.44 CCM
Shipper - Metric Weight 19.3 KG
Shipper - Metric Net Weight 18.112 KG
Shipper - Metric Height Dimension 0.289 M
Shipper - Metric Length Dimension 0.337 M
Shipper - Metric Width Dimension 0.337 M
Shipper - Item Quantity 16
Shipper - Total Unit Quantity 16
Shipper - Previous Packaging Level Quantity 16
Shipper - Previous Packaging Level Unit RLS
Shipper - Item Unit RLS
Shipper - Unit CS
Pallet - Billing Unit ROL
Pallet - Customary Cubic Dimension 100200.98780355041 ci
Pallet - Customary Gross Weight 1560.8728162689333 lbs
Pallet - Customary Net Weight 1437.484497369301 lbs
Pallet - Customary Height Dimension 50.39370078740158 in
Pallet - Customary Length Dimension 47.63779527559055 in
Pallet - Customary Width Dimension 41.732283464566926 in
Pallet - Metric Cubic Dimension 1.642 M3
Pallet - Metric Net Weight 652.032 KG
Pallet - Metric Height Dimension 1.28 M
Pallet - Metric Length Dimension 1.21 M
Pallet - Metric Width Dimension 1.06 M
Pallet - Item Quantity 576
Pallet - Total Unit Quantity 576
Pallet - Previous Packaging Level Quantity 36
Pallet - Previous Packaging Level Unit BOX
Pallet - Item Unit RLS
Pallet - Unit PAL
Pallet - Pallet Layer Quantity 4
Pallet - Shipping Container Per Layer Quantity 9
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