3M 70HDT-1x30FT Heavy Duty Triangular Silicone Rubber Tape
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Manufacturer 3M
Mfg Catalog # 70HDT-1X30FT
Irby Part # 3007596


  • Silicone rubber backing and highly conformable, silicone adhesive
  • Scotch® Tape 70 HDT is a 20 mil thick, premium grade, electrical tape with silicone rubber backing. This triangular, tapered edge tape is used as a base tape layer for easy re enter connections. It withstands temperatures up to 356 °F (180 °C).
  • Withstands temperatures up to 356 °F (180 °C)
  • RoHS 2011/65/EU Compliant
  • Scotch® Tape 70HDT High Temperature Tape has a self fusing, inorganic, silicone adhesive that offers optimized adherence. It is used as an overwrap for protecting high voltage cables from tracking. This highly conformable tape has outstanding weathering characteristics and provides excellent resistance to arcs and flashes. This tape has a triangular, tapered edge profile and a blue guideline that makes half lapping applications easier. RoHS 2011/65/EU Compliant.


  • 3M ID: 80611438625
  • Adhesion to Steel: N/A
  • Application: Electrical Maintenance || Insulation
  • Application/Industry: Appliance and Fixture || Automotive and Marine || Commercial Construction || Industrial Construction || Irrigation || Maintenance and Repair Operations || Mining || Solar || Utility || Wind Power
  • Backing Material: Silicone
  • Backing Thickness (Metric): 0.3 mm
  • Brand: Scotch®
  • Breaking Strength (Imperial): 14 lb/in
  • Chemical Resistant: Yes
  • Color Family: Gray
  • Dielectric Strength: 600 V/mil
  • Dielectric Strength (V/mil): 600 V/mil
  • Elongation: 300 %
  • Elongation at Break: 4.5
  • Family: Scotch® Self-Fusing Silicone Rubber Electrical Tape 70HDT
  • Flame Retardant: Yes
  • High Temperature Rating: 356°F (180°C)
  • Liner/Linerless: Liner
  • Material: Silicone Rubber
  • Maximum Operating Temperature (Celsius): 180 Degree Celsius
  • Maximum Operating Temperature (Fahrenheit): 356 Degree Fahrenheit
  • Operating Temperature (Celsius): Up to 180 °C
  • Operating Temperature (Fahrenheit): Up to 356 °F
  • Operating Temperature Range (Celsius): Up to 180 °C
  • Operating Temperature Range (Fahrenheit): Up to 356 °F
  • Overall Length (Imperial): 30 ft
  • Overall Length (Metric): 9.1 m
  • Overall Width (Imperial): 1 in
  • Overall Width (Metric): 25.4 mm
  • Product Color: Sky Blue Gray
  • Product Type: Rubber Tapes
  • Recovered Wall Thickness: 0.128 in
  • Rolls per Carton: 1
  • Rolls per Case: 24
  • Round Size (Diameter): 3-3/8 to 5-1/8 Inch (for 5 kV
  • Self-extinguishing: No
  • Self-sticking: Yes
  • Shelf Life: 5 Year
  • Shelf Life in Months (From Date of Manufacture): 60
  • Solution for: Long-haul/Metro Loop Network: Outdoor || Wireless Network: Backhaul || Wireless Network: Infrastructure Accessories || Wireless Network: Weatherproofing
  • Specifications: AA-59163 Class-I Type I || ASTM D-1000-76 || ASTM D-495-71
  • Specifications Met: AA-59163 Class-I Type I || ASTM D-1000-76 || ASTM D-495-71
  • Suitable for High Voltage: No
  • Tape Grade: Premium
  • Tape Length (Metric): 9.1 m
  • Tape Type: Self-Fusing Silicone
  • Tape Width (Imperial): 1 in
  • Tape Width (Metric): 25.4 mm
  • Tensile Strength (Metric): 82.7 kPa
  • UV Resistant: Yes
  • Voltage: 35 kV
  • Voltage Application: Low and medium voltage
  • Vulcanizing: No


UPC 05112857262
GTiN 00051128572627
Length 30 ft
Width 1 in
Size 1 in x 30 ft
Applications High Temperature
Family Brand Name Scotch
Sub Brand Scotch
Color Gray,Sky Blue Gray
Material Silicone Rubber
Max Operating Temperature 356 degrees F
Overall Length 30 ft

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