3M 1046: High-Performance Filament-Reinforced Electrical Tape
3M™ Filament-Reinforced Electrical Tape 1046 is a white, 6.9-mil (0.175 mm) thick electrical tape designed for demanding applications. It features a polyester film reinforced with glass filament backing and a noncorrosive, thermosetting rubber pressure-sensitive adhesive. This high-tensile tape provides exceptional dielectric strength and mechanical durability, making it ideal for various industrial uses.
Product’s Key Features
- Polyester Film with Filament Reinforcement: The backing is reinforced with glass filament, offering superior electrical and physical properties.
- Thermosetting Rubber Adhesive: The adhesive ensures strong adherence without requiring heat, moisture, or special preparation. It is pressure-sensitive, ensuring easy application in various conditions.
- Temperature Resistance: This tape can withstand temperatures ranging from 32 to 266 °F (0 to 130 °C), making it suitable for continuous operation up to 130°C as per UL listing.
- Dielectric Strength: Designed for applications that demand excellent dielectric strength, it ensures reliable insulation in critical environments.
- Mechanical Strength: The tape offers high edge tear resistance and low stretch, perfect for lead anchoring and banding coils.
- Compliance and Reliability: Meets RoHS 2011/65/EU standards, ensuring it is free from hazardous substances and safe for use in a wide range of electrical applications.
Applications of 3M 1046
3M 1046 is ideal for insulating dry-type transformers, motor winding, and end-turn wire hold applications. Its robust construction makes it a reliable choice for lead anchoring and the banding of coils where mechanical strength and electrical insulation are paramount.
Choose 3M 1046 Filament-Reinforced Electrical Tape for your next project to experience top-tier performance, exceptional durability, and compliance with global standards.
Typical properties
Adhesive Type |
Thermosetting Rubber |
Application |
Insulation |
Brands |
3M™ |
Electrolytic Corrosion Factor |
1.0 |
Elongation at Break |
5.0 % |
Insulation Resistance |
> 10^6 megohms |
Maximum Operating Temperature (Celsius) |
130 ℃ |
Product Color |
Transparent |
Shelf Life |
5 Year |
Specifications Met |
UL Recognized |
Total Tape Thickness without Liner (Imperial) |
7 mil |
Total Tape Thickness without Liner (Metric) |
0.178 mm |
eClass 14 Classification Group |
27140708 |
Dimensions and Classifications
Overall Length (Imperial) |
60 yd |
Overall Length (Metric) |
55 m |
Overall Width (Metric) |
584.2 mm |