Scotch ?
2228 Rubber Mastic Tape
Data Sheet
Product Description
Scotch 2228 is a conformable
self–fusing rubber electrical
insulating and sealing tape. Scotch
2228 consists of an ethylene
Applications
* Primary electrical insulation
for cable and wire
connections rated up to
1000 volts
Typical Data
Temperature Rating:
ASTM D–4388 194 ° F (90 ° C)
Color Black
propylene rubber (EPR) backing
coated with an aggressive,
temperature–stable mastic
adhesive. The tape is made 65
* Electrical insulation and
vibration padding for motor
leads rated up to 1000 volts
Thickness
ASTM D–4325
Adhesion
ASTM D–1000
65 mils (1,65 mm)
mils (1,65 mm) thick for quick
application build–up. It is designed
for electrical insulating and
moisture sealing applications.
Scotch 2228 can be used on
copper or aluminum conductors
rated at 90 ° C, with an emergency
overload rating of 130 ° C. It offers
* Primary electrical insulation
for bus bar connections
rated up to 35 kv (3M
drawing 2047B–106)
* Padding for irregular
shaped bus bar bolted
connections
Steel 15.0lb/in (26,2N/10mm)
PE 10.0lb/in (17,5N/10mm)
Fusion
ASTM D–4388, Type I Pass
Tensile Strength
ASTM D–4325 150psi (1,03N/mm 2 )
Elongation
excellent resistance to moisture
* Moisture seal for cable
ASTM D–4325
1000%
and ultraviolet exposure and is
intended for both indoor and
weather exposed outdoor
applications.
and wire connections
* Moisture seal for service
drops
Dielectric Breakdown
ASTM D–4325
Dry 500v/mil (19,7kv/mm)
Wet 500v/mil (19,7kv/mm)
Tape Features:
* Conformable for application
over irregular surfaces
* Compatible with solid
dielectric cable insulations
* Moisture seal for ground
wire and rod connections
* Jacket seal on power
cable applications
Dielectric Constant
ASTM D–4325
Dissipation Factor
ASTM D–4325
Water Absorption
ASTM–570
3.5
1.0%
0.15%
* Self–fusing tape
* Flexible over wide temperature
range
Water Vapor Transmission Rate
ASTM D–3833 0.1g/100in 2 /24hr
Ozone Resistance
* Excellent weather and
moisture resistance
* Excellent adhesion and
sealing characteristics with
copper, aluminum and power
ASTM D–3833
Heat Resistance
ASTM D–4388
UV Resistance
ASTM D–4388
Pass
Pass, 130 ° C
Pass
cable jacket materials.
* Thick construction allows
quick application build–up
and padding over irregular
connections
Note: These are typical values and
should not be used for specification
purposes.
