8
Scotch
®
Electrical, Industrial &
Special Use Tapes
Sealing and Insulating Tapes - Rubber Mastic and Putty
Scotch
®
Rubber Mastic Tape 2228
Scotch
®
Rubber Mastic Tape 2228 is a conformable self-fusing rubber electrical insulating and
sealing tape. Scotch Rubber Mastic 2228 consists of ethylene propylene rubber (EPR) backing
coated with a strong, temperature-stable mastic adhesive. The tape is 1.65 mm thick for quick
application build–up. It is designed for electrical insulating and moisture sealing applications.
Applications:
Primary electrical insulation for joints up to 1000 V
Insulate, pad and seal bus bar connections rated up to 35 kV
Environmental and moisture seal
Product
3M Order Code
Colour
Width
Length Thickness
Dielectric
Strength
Elongation
Breaking
Strength
Maximum
Operating
Temperature
2228 - 25 mm x 3 m 80610737662
Black
25 mm
3 m 1.65 mm 19.7 kV/mm 1000% 1.7 kN/m 90°C
2228 - 50 mm x 3 m 80610322945
Black
50 mm
3 m 1.65 mm 19.7 kV/mm 1000% 1.7 kN/m 90°C
3M
™
Scotch-Seal
™
Mastic Tape Compound 2229
Scotch-Seal Mastic Tape Compound 2229 is designed for quick and easy insulating, padding,
shaping and sealing of electrical connections. It is a conformable, durable, tacky mastic with an easy
release liner for easy application over irregular surfaces and provides excellent moisture resistance.
It features excellent self-healing characteristics after being punctured or cut.
Applications:
Sealing high voltage cables and accessories
Environmental and moisture seal
Product
3M Order Code
Colour
Width
Length
Thickness
Dielectric
Strength
Maximum
Operating
Temperature
2229 - 25 mm x 3 m 80610732911
Black
25 mm
3 m
3.2 mm
14.9 kV/mm
90°C
2229 - 95 mm x 3 m 80610594410
Black
95 mm
3 m
3.2 mm
14.9 kV/mm
90°C
3M
™
Scotchfil
™
Electrical Insulation Putty
Use as a build-up compound on highly irregular surfaces such as fittings and valves, providing a
smooth, waterproof taping surface. Scotchfil Electrical Insulation Putty is soft and pliable - simply
press putty into place on irregular surfaces, mould with finger pressure and overtape using standard
methods.
Applications:
Insulation of connections up to 600 V
Smoothing of bus bar irregularities
Shaping and padding for split bolt connections
Product
3M Order Code
Colour
Width
Length
Thickness
Elongation
Dielectric
Strength
Operating
Temperature
Scotchfil Putty
80610833727
Black
38 mm
1.5 m
3.2 mm
1000% 22.6 kV/mm 0 to 80°C
For best mechanical and UV protection, overwrap
• Scotch
®
Rubber Mastic Tape 2228
• 3M
™
Scotch-Seal Mastic Tape Compound 2229
• 3M Scotchfil
™
Electrical Insulation Putty
with Scotch
®
Super 33+
™
Vinyl Electrical Tape (see page 2)
