This .0055 inch thick tape is a polyester web reinforced polyester film coated with a rubber pressure-sensitive adhesive. Also, this puncture-resistant tape is tough and conformable with excellent electrical properties.

3M™ Composite Film Electrical Tape 44 is best used for insulating, anchoring and banding in motors and transformers. Available in custom widths from 1/8 in to 24 in, and comes standard on a 90 yd roll on a 3 inch diameter core.
Unit of Measure
Items
Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape

Composite Film Electrical Tape
Features N/A Puncture resistant; excellent electrical properties; tough, conformable; for insulating, anchoring and banding in motors and transformers. N/A Puncture resistant; excellent electrical properties; tough, conformable; for insulating, anchoring and banding in motors and transformers. N/A Reinforced tape with greater thickness that offers efficiency and effectiveness in building coil margin barriers. (Suitable for 44D tape applications.) N/A Reinforced tape with greater thickness that offers efficiency and effectiveness in building coil margin barriers. (Suitable for 44T tape applications.) N/A Reinforced tape, with high tack adhesive, excellent electrical properties. Tough and conformable. For insulating, anchoring and banding on motor windings and transformers.
Backing Description N/A Polyester Film/Mat
Adhesive N/A RT N/A A N/A A N/A A N/A RT
Operating Temperature
N/A 130 ºC
Total Thickness N/A 5.5 mil0.139 mm N/A 5.5 mil0.139 mm N/A 12 mil0.304 mm N/A 18 mil0.455 mm N/A 5.5 mil0.139 mm
Dielectric Breakdown N/A 5500 V N/A 5500 V N/A 6000 V N/A 8500 V N/A 5500 V
Insulation Resistance N/A >1 x 106 Megaohm
Breaking Strength N/A 40 lb/in70 N/10mm N/A 40 lb/in70 N/10mm N/A 40 lb/in70 N/10mm N/A 80 lb/in141 N/10mm N/A 40 lb/in70 N/10mm
Elongation N/A 50 % N/A 50 % N/A 20 % N/A 20 % N/A 50 %
Electrolytic Corrosion Factor N/A 1
Adhesion to Steel N/A 60 oz/in6.6 N/10mm N/A 20 oz/in2.2 N/10mm N/A 35 oz/in3.8 N/10mm N/A 45 oz/in4.9 N/10mm N/A 35 oz/in3.8 N/10mm
UL 510 Flame Retardant N/A I N/A I N/A I N/A I N/A