Scotch 2228 Rubber Mastic Tape Data Sheet Product Description Applications Typical Data Scotch 2228 is a conformable * Primary electrical insulation Temperature Rating: selffusing rubber electrical for cable and wire ASTM D4388 194F (90C) insulating and sealing tape. Scotch connections rated up to Color Black 2228 consists of an ethylene 1000 volts Thickness propylene rubber (EPR) backing * Electrical insulation and ASTM D4325 65 mils (1,65 mm) coated with an aggressive, vibration padding for motor temperaturestable mastic Adhesion leads rated up to 1000 volts adhesive. The tape is made 65 ASTM D1000 mils (1,65 mm) thick for quick * Primary electrical insulation Steel 15.0lb/in (26,2N/10mm) PE 10.0lb/in (17,5N/10mm) application buildup. It is designed for bus bar connections for electrical insulating and rated up to 35 kv (3M Fusion moisture sealing applications. drawing 2047B106) ASTM D4388, Type I Pass Scotch 2228 can be used on * Padding for irregular Tensile Strength copper or aluminum conductors 2 shaped bus bar bolted ASTM D4325 150psi (1,03N/mm ) rated at 90C, with an emergency connections Elongation overload rating of 130C. It offers ASTM D4325 1000% excellent resistance to moisture * Moisture seal for cable and ultraviolet exposure and is and wire connections Dielectric Breakdown intended for both indoor and ASTM D4325 * Moisture seal for service weather exposed outdoor Dry 500v/mil (19,7kv/mm) drops applications. Wet 500v/mil (19,7kv/mm) * Moisture seal for ground Dielectric Constant Tape Features: wire and rod connections ASTM D4325 3.5 * Conformable for application * Jacket seal on power Dissipation Factor over irregular surfaces cable applications ASTM D4325 1.0% * Compatible with solid Water Absorption dielectric cable insulations ASTM570 0.15% * Selffusing tape Water Vapor Transmission Rate 2 ASTM D3833 0.1g/100in /24hr * Flexible over wide temperature range Ozone Resistance ASTM D3833 Pass * Excellent weather and moisture resistance Heat Resistance ASTM D4388 Pass, 130C * Excellent adhesion and UV Resistance sealing characteristics with ASTM D4388 Pass copper, aluminum and power cable jacket materials. Note: These are typical values and should not be used for specification * Thick construction allows purposes. quick application buildup and padding over irregular connections 3M Water Seal Test Specification Installation Samples were constructed using The tape shall be 65 mils (1,65 Scotch 2228 should be applied in 2228 tape as a seal between PVC mm) thick. The tape must be halflapped layers until desired cable jackets and connecting ethylene propylene rubber based insulation build up is reached. ground wires (3M Cable Grounding and coated with a rubber mastic Stretch the tape to 3/4 of its original Kit 2252). The specimens were pressure sensitive adhesive. The width during application for good thermal cycled in water baths at tape must be classified for normal conformability and to obtain a 25C and 90C. The total test time service temperatures up to 90C moisture tight seal. of 336 hours revealed no significant with allowable shortterm exposure Scotch 2228 should be change in insulation resistance. up to 130C. overwrapped for mechanical The results exceed requirements The tape must be applicable at protection with two halflapped listed in UL 486D Standard for temperatures of 0C to 38C layers of Scotch Brand vinyl Insulated Wire Connectors for Use without loss of physical properties. electrical tape. With Underground Connectors for The tape must be classified for use insulation resistance (6.0 Shelf Life in both indoor and megohms, section 7.1) and weatherexposed outdoor 2228 tape has a five year shelf life dielectric voltage withstand (2.2 kv, environments. (from date of manufacture) when 1 minute, section 8.1). stored under the following The tape must not split or crack recommended storage conditions. when exposed to normal operating Store behind present stock in a temperatures and environments. clean, dry place at a temperature of The tape must be compatible with 70F (21C) and 4050% relative synthetic cable and wire humidity. Good stock rotation is insulations. The tape shall not be recommended. corrosive to aluminum, or copper conductors. Availability Scotch 2228 Rubber Splicing Tape is available from your local 3M authorized distributor. Important Notice to Purchaser: ,, 23 3&-&.32 3& ).*, *. /13*/..% 1& /--&.3*/.2 1&3&% ,*&4 / ,, 6 11 .3*&2 &701&22&% /1 *-0,*&% *. ,4%*.( 43 ./3 3/ 3)& &,,&1 2 01/%4 321& 2&% /. *. /13*/. &,*&5&% 3/ & ,*-*3&% 3/ 3)& *-0,*&% 6 11 .3*&2 / -&1 .3 *,*38.% *3.&22 /1 1&, ,& 43 3)& 41 8 /1 /-0,&3&.&22 3)&1&/ *2 ./3 0 13* 41 0410/2& 6)* ) 6 11 .3*&21& )&1& 8 &701&22,8 (4 1 .3&&% & /1& 43*,*9*.( 3)& 01/%4 3 3)& 42&1 2)/4,% %*2 *-&% %&3&1-*.& 3)& 24*3 *,*38 / 3)& 01/%4 3 /1 *32 *.3&.%&% 42& )& 42&1224-&2,, 1*2+2.% , *,*38 632/&5&1 *. /..& 3*/. 6*3) 24 ) 42& .8 23 3&-&.32 /1 1& /--&.3*/.2 / 3)& &,,&1 6)* )1& ./3 /.3 *.&% *. 3)& &,,&1 2 411&.3 04 ,*3*/.2 2,, 5& ./ /1 & /1 & & 3 4.,&22 /.3 *.&% *..(1&&-&.3 2*(.&% 8.43)/1*9&% / * &1 / 3)& &,,&1 )& 23 3&-&.32 /.3 *.&% )&1&*.1& %& *. Electrical Products Division Printed on 50% recycled *3)/ *. 6801 River Place Blvd. waste paper, including 10% Austin, TX 78726-9000 post-consumer waste paper. :