433/433L Series High-Temperature Aluminum Foil Tape

3M's aluminum foil tape can withstand limited exposure to temperatures up to +600ºF (316ºC) for heat-shielding applications

Image of 3M's 433 and 433L High-Temperature Aluminum Foil TapeFor heat-shielding applications, such as wrapping over and along thermal insulation, 3M's high-temperature aluminum foil tape is ideal. This dead-soft aluminum foil tape is coated with a clear silicone pressure-sensitive adhesive that bonds well to a variety of surfaces and excels in high-temperature applications where other adhesive tapes may fail.

3M's high-temperature aluminum foil tape is designed to excel in a variety of seaming, splicing, and sealing applications where high temperatures are a concern. This dead-soft aluminum-backed tape is coated with a pressure-sensitive silicone adhesive that bonds to a variety of difficult substrates while maintaining a strong and reliable bond, even at high temperatures. This tape boasts an excellent performance range from -65°F to +600°F (-54°C to +316°C), meets flame-resistance requirements of F.A.R. 25.853(a), and is a UL-recognized component (file QQQW2.MH122798).

Features
  • Can withstand limited exposure up to +600ºF (+316ºC) for heat-shielding applications
  • Thermally conductive tape helps dissipate heat to protect temperature-sensitive materials
  • Can be used to improve heating and cooling efficiency
  • Dead-soft aluminum foil backing conforms to curved and uneven surfaces
  • Flame resistant, meets requirements of F.A.R. 25.853(a)
  • UL-recognized component (file QQQW2.MH122798)
  • 3M 433L comes with a paper liner
Applications
  • High-temperature heat-shielding applications
  • Splice jumbo rolls of aluminum foil
  • Hold the last lap of narrow width rolls during the metal annealing process
  • Cover heating elements or wires to distribute heat

433 and 433L Series High-Temperature Aluminum Foil Tape

ImageManufacturer Part NumberDescriptionThicknessThickness - AdhesiveThickness - Backing, CarrierAvailable QuantityPriceView Details
TAPE ALUM FOIL SILVER 2"X60YDS433-2"X60YDTAPE ALUM FOIL SILVER 2"X60YDS0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)55 - Immediate$535.34View Details
TAPE ALUM FOIL SILVER 2" DIA433CIR-2(100)TAPE ALUM FOIL SILVER 2" DIA0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)0 - Immediate$154.99View Details
TAPE ALUM FOIL SILVER 3/4"X5YDS433-0.75-5TAPE ALUM FOIL SILVER 3/4"X5YDS0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)1 - Immediate$43.21View Details
TAPE ALUM FOIL SILVER 1"X60YDS433-1"X60YDTAPE ALUM FOIL SILVER 1"X60YDS0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)44 - Immediate$286.97View Details
TAPE ALUM FOIL SILVER 1/2"X5YDS433-0.5-5TAPE ALUM FOIL SILVER 1/2"X5YDS0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)12 - Immediate$32.27View Details
TAPE ALUMINUM FOIL SILVER 1"X5YD433-1-5TAPE ALUMINUM FOIL SILVER 1"X5YD0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)31 - Immediate$56.33View Details
TAPE ALUMINUM FOIL SILVER 3"X5YD433-3-5TAPE ALUMINUM FOIL SILVER 3"X5YD0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)2 - Immediate$129.38View Details
TAPE ALUM FOIL SILVER 12"X5YDS433-12-5TAPE ALUM FOIL SILVER 12"X5YDS0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)0 - Immediate$443.93View Details
TAPE ALUMINUM FOIL SILVER 4"X5YD433-4-5TAPE ALUMINUM FOIL SILVER 4"X5YD0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)2 - Immediate$191.53View Details
TAPE ALUMINUM FOIL SILVER 2"X5YD433-2-5TAPE ALUMINUM FOIL SILVER 2"X5YD0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)2 - Immediate$97.87View Details
TAPE ALUM FOIL SILVER 12"X12"433SQ-12(6)TAPE ALUM FOIL SILVER 12"X12"0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)5 - Immediate$37.64View Details
TAPE ALUM FOIL SILVER 2"X60YDS433L-2"X60YDTAPE ALUM FOIL SILVER 2"X60YDS0.0035" (3.5 mils, 0.089mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)29 - Immediate$640.19View Details
TAPE ALUM FOIL SILVER 1"X60YDS433L-1"X60YDTAPE ALUM FOIL SILVER 1"X60YDS0.0035" (3.5 mils, 0.089mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)7 - Immediate$341.33View Details
TAPE ALUM FOIL SILVER 1/2"X5YDS433L-0.5-5TAPE ALUM FOIL SILVER 1/2"X5YDS0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)0 - Immediate$42.35View Details
TAPE ALUMINUM FOIL SILVER 2"X5YD433L-2-5TAPE ALUMINUM FOIL SILVER 2"X5YD0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)1 - Immediate$152.66View Details
TAPE ALUMINUM FOIL SILVER 3"X5YD433L-3-5TAPE ALUMINUM FOIL SILVER 3"X5YD0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)10 - Immediate$202.06View Details
TAPE ALUMINUM FOIL SILVER 5"X6"433-5-6(25)TAPE ALUMINUM FOIL SILVER 5"X6"0.0036" (3.6 mils, 0.091mm)0.0016" (1.6 mils, 0.041mm)0.0020" (2.0 mils, 0.051mm)0 - Immediate$238.77View Details
Published: 2022-02-09