3M 438 Premium Performance Aluminum Foil Tapes

3M(TM) 438 is an aluminum foil tape suitable for heavy duty barrier, protector and thermal conductor applications.

  • Silver
  • 7.2mil (0.18mm) aluminum foil tape
  • Pressure sensitive acrylic adhesive
  • Meets: FAR 25.853(a)

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Size/DescriptionColorUOMPrice 
1+ Rolls10+ Rolls25+ Rolls50+ Rolls
Size: 3M 438 0.125" x 60yd
Part #: 3M 438 0.125" x 60yd
Package Qty: 1
RollNA$12.98$12.26$11.54Add to Cart
Size: 0.125-5-438
Part #: 0.125-5-438
Package Qty: 1
RollNANANA$2.33Add to Cart
Size: 3M 438 0.188" x 60yd
Part #: 3M 438 0.188" x 60yd
Package Qty: 1
RollNA$17.74$16.75$15.77Add to Cart
Size: 3M 438 0.25" x 60yd
Part #: 3M 438 0.25" x 60yd
Package Qty: 1
RollNA$23.59$22.28$20.97Add to Cart
Size: 0.25-5-438
Part #: 0.25-5-438
Package Qty: 1
RollNANA$4.95$4.66Add to Cart
Size: 3M 438 0.313" x 60yd
Part #: 3M 438 0.313" x 60yd
Package Qty: 1
RollNA$27.57$26.04$24.50Add to Cart
Size: 3M 438 0.375" x 60yd
Part #: 3M 438 0.375" x 60yd
Package Qty: 1
RollNA$33.02$31.19$29.35Add to Cart
Size: 0.375-5-438
Part #: 0.375-5-438
Package Qty: 1
RollNANA$5.57$5.24Add to Cart
Size: 3M 438 0.438" x 60yd
Part #: 3M 438 0.438" x 60yd
Package Qty: 1
RollNA$38.57$36.43$34.29Add to Cart
Size: 3M 438 0.47" x 60yd
Part #: 3M 438 0.47" x 60yd
Package Qty: 1
RollNA$41.39$39.09$36.79Add to Cart
Size: 3M 438 0.5" x 60yd
Part #: 3M 438 0.5" x 60yd
Package Qty: 1
RollNA$44.03$41.58$39.14Add to Cart
Size: 3M 438 0.563" x 60yd
Part #: 3M 438 0.563" x 60yd
Package Qty: 1
RollNA$49.58$46.83$44.07Add to Cart
Size: 3M 438 0.625" x 60yd
Part #: 3M 438 0.625" x 60yd
Package Qty: 1
RollNA$55.04$51.99$48.93Add to Cart
Size: 0.625-5-438
Part #: 0.625-5-438
Package Qty: 1
RollNANA$9.28$8.74Add to Cart
Size: 3M 438 0.688" x 60yd
Part #: 3M 438 0.688" x 60yd
Package Qty: 1
RollNA$60.59$57.22$53.86Add to Cart
Size: 3M 438 0.71" x 60yd
Part #: 3M 438 0.71" x 60yd
Package Qty: 1
RollNA$62.52$59.05$55.58Add to Cart
Size: 3M 438 0.75" x 60yd
Part #: 3M 438 0.75" x 60yd
Package Qty: 1
RollNA$66.05$62.38$58.71Add to Cart
Size: 3M 438 0.875" x 60yd
Part #: 3M 438 0.875" x 60yd
Package Qty: 1
RollNA$77.06$72.78$68.50Add to Cart
Size: 0.875-5-438
Part #: 0.875-5-438
Package Qty: 1
RollNA$13.76$13.00$12.23Add to Cart
Size: 3M 438 0.94" x 60yd
Part #: 3M 438 0.94" x 60yd
Package Qty: 1
RollNA$82.78$78.18$73.58Add to Cart
Size: 3M 438 1.125" x 60yd
Part #: 3M 438 1.125" x 60yd
Package Qty: 1
Roll$110.08$99.07$93.57$88.06Add to Cart
Size: 3M 438 1.25" x 60yd
Part #: 3M 438 1.25" x 60yd
Package Qty: 1
Roll$122.31$110.08$103.96$97.85Add to Cart
Size: 3M 438 1.375" x 60yd
Part #: 3M 438 1.375" x 60yd
Package Qty: 1
Roll$134.54$121.09$114.36$107.63Add to Cart
Size: 3M 438 1.5" x 60yd
Part #: 3M 438 1.5" x 60yd
Package Qty: 1
Roll$146.77$132.09$124.75$117.42Add to Cart
Size: 1.5-5-438
Part #: 1.5-5-438
Package Qty: 1
RollNA$23.59$22.28$20.97Add to Cart
Size: 3M 438 1.625" x 60yd
Part #: 3M 438 1.625" x 60yd
Package Qty: 1
Roll$159.00$143.10$135.15$127.20Add to Cart
Size: 3M 438 1.75" x 60yd
Part #: 3M 438 1.75" x 60yd
Package Qty: 1
Roll$171.23$154.11$145.55$136.98Add to Cart
Size: 3M 438 1.875" x 60yd
Part #: 3M 438 1.875" x 60yd
Package Qty: 1
Roll$183.46$165.11$155.94$146.77Add to Cart
Size: 3M 438 1.89" x 60yd
Part #: 3M 438 1.89" x 60yd
Package Qty: 1
Roll$184.93$166.44$157.19$147.94Add to Cart
Size: 3M 438 2.25" x 60yd
Part #: 3M 438 2.25" x 60yd
Package Qty: 1
Roll$220.16$198.14$187.14$176.13Add to Cart
Size: 3M 438 2.75" x 60yd
Part #: 3M 438 2.75" x 60yd
Package Qty: 1
Roll$269.08$242.17$228.72$215.26Add to Cart
Size: 3M 438 2.83" x 60yd
Part #: 3M 438 2.83" x 60yd
Package Qty: 1
Roll$276.91$249.22$235.37$221.53Add to Cart
Size: 3M 438 3.78" x 60yd
Part #: 3M 438 3.78" x 60yd
Package Qty: 1
Roll$369.87$332.88$314.39$295.90Add to Cart
Size: 3M 438 4.72" x 60yd
Part #: 3M 438 4.72" x 60yd
Package Qty: 1
Roll$461.84$415.66$392.56$369.47Add to Cart
Size: 3M 438 5" x 60yd
Part #: 3M 438 5" x 60yd
Package Qty: 1
Roll$489.24$440.32$415.85$391.39Add to Cart
Size: 5-5-438
Part #: 5-5-438
Package Qty: 1
RollNA$49.80$47.03$44.26Add to Cart
Size: 3M 438 5.67" x 60yd
Part #: 3M 438 5.67" x 60yd
Package Qty: 1
Roll$554.80$499.32$471.58$443.84Add to Cart
Size: 3M 438 7" x 60yd
Part #: 3M 438 7" x 60yd
Package Qty: 1
Roll$684.94$616.45$582.20$547.95Add to Cart
Size: 7-5-438
Part #: 7-5-438
Package Qty: 1
RollNA$69.71$65.84$61.97Add to Cart
Size: 3M 438 8" x 60yd
Part #: 3M 438 8" x 60yd
Package Qty: 1
Roll$782.78$704.50$665.36$626.22Add to Cart
Size: 8-5-438
Part #: 8-5-438
Package Qty: 1
RollNA$79.68$75.25$70.82Add to Cart
Size: 3M 438 9" x 60yd
Part #: 3M 438 9" x 60yd
Package Qty: 1
Roll$880.63$792.57$748.54$704.50Add to Cart
Size: 9-5-438
Part #: 9-5-438
Package Qty: 1
RollNA$89.64$84.66$79.68Add to Cart
Size: 3M 438 10" x 60yd
Part #: 3M 438 10" x 60yd
Package Qty: 1
Roll$978.48$880.63$831.71$782.78Add to Cart
Size: 10-5-438
Part #: 10-5-438
Package Qty: 1
Roll$110.66$99.59$94.06$88.53Add to Cart
Size: 3M 438 11" x 60yd
Part #: 3M 438 11" x 60yd
Package Qty: 1
Roll$1076.33$968.70$914.88$861.06Add to Cart
Size: 3M 438 12" x 60yd
Part #: 3M 438 12" x 60yd
Package Qty: 1
Roll$1174.18$1056.76$998.05$939.34Add to Cart
Size: 0.5 in x 5 yd
Part #: 1/2-5-438
RollNANA$7.43$6.99Add to Cart
Size: 0.75 in x 5 yd
Part #: 3/4-5-438
RollNA$11.79$11.14$10.48Add to Cart
Size: 1 in x 5 yd
Part #: 1-5-438
RollNA$15.72$14.85$13.98Add to Cart
Size: 2 in x 5 yd
Part #: 2-5-438
RollNA$23.07$21.79$20.50Add to Cart
Size: 3 in x 5 yd
Part #: 3-5-438
RollNA$34.60$32.67$30.75Add to Cart
Size: 4 in x 5 yd
Part #: 4-5-438
RollNA$39.83$37.62$35.41Add to Cart
Size: 6 in x 5 yd
Part #: 6-5-438
RollNA$59.76$56.44$53.12Add to Cart
Size: 12 in x 5 yd
Part #: 12-5-438
Roll$132.79$119.51$112.87$106.23Add to Cart
Tape Structure (Backing/Adhesive)Aluminum foil/Acrylic
Backing Thickness mils (mm)5.0 mil (0.13 mm)
Total Thickness mils (mm)7.2 mil (0.18 mm)
Adhesion to Steel oz/in (N/100 mm)43 oz/in (47 N/100 mm)
Tensile Strength lbs/in (N/100 mm)59 lb/in (1033 N/100 mm)
Elongation at Break %10%
Temperature Range °F (°C)-65° to 300°F (-54° to 149°C)
Restocking fee60% restocking fee
Comments-
Tape Adhesive-