27 TAPE (1/2") 3M, 27 TAPE (1/2") Datasheet - Page 2

• Manufacturer Part Number: 27 TAPE (1/2")
• Description: TAPE, INS, GLASS CLOTH, WHITE 0.5INX66FT
• Manufacturer: 3M

Specifications of 27 TAPE (1/2")

• Tape Backing Material: Glass Cloth
• Roll Length: 66ft
• Adhesive Material: Rubber
• Tape Type: Electrical Insulation
• Width: 0.5"
• Color: White
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3M
Typical Properties
Data is not for specifications. Values are typical and should not be considered minimum or maximum.
Properties measured at room temperature
Specifications
Engineering/
Architecture
Shelf Life &
Storage
Physical
Electrical
™
Glass Cloth Electrical Tape 27
The tape is a glass cloth electrical tape with a rubber thermosetting adhesive. The tape
shall be white and 7 mils (0,177 mm) thick. The tape shall be coated on one side with
pressure-sensitive adhesive, which shall not require heat, moisture or other preparation
prior to or subsequent to application. The adhesive coating shall be smooth and uniform
and be free of lumps and bare spots. There shall be no separator between adjacent
layers of the roll. The tape shall be UL Recognized under UL Standard 510. The tape
shall perform at a temperature of 302° F (150° C) without loss of physical or electrical
properties.
All splices for 600-volt wire rated at 266° F (130° C) shall be insulated with a minimum of
two half-lapped layers of 3M
This product has a 5-year shelf life from date of manufacture when stored in a humidity
controlled storage (50°F/10°C to 80°F/27°C and <75% relative humidity).
Color
Adhesive
Backing Thickness
Total Thickness
Elongation (% at break)
Operating Temperature
Adhesion to Steel
Dielectric Breakdown
Breaking Strength
Insulation Resistance
CTI Material Group
Electrolytic Corrosion Factor
3M Test Method
(ASTM D1000
(ASTM D1000
Property (Test Method)
Property (Test Method)
73° F (~23° C) unless otherwise stated.
unless noted)
unless noted)
™
Glass Cloth Electrical Tape 27.
2 of 3
white
rubber thermosetting
5.0 mils (0,125 mm)
7.0 mils (0,177 mm)
5%
150° C
30 oz/in (3.3 N/10 mm)
3000 V
150 lbs/in (252 N/10 mm)`
4.8 x 10
1
0.9
US units (metric)
US units (metric)
4
Typical Value
Typical Value
megohms