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3M SJ-4FB Cold Shrink Foldback Splice Jacket Kits

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE)
Manufacturer 3M
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF 3M SJ-4FB Cold Shrink Foldback Splice Jacket Kits.pdf
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Material Notes:
3M Cold Shrink Foldback Splice Jacket Kits SJ-FB Series are a series of fold back, tubular rubber sleeve that combined with Scotch® Rubber Mastic Tape 2228 provide a sealed jacket over cable splices installed on Jacketed Concentric Neutral (JCN) and other types of jacketed power cable. The Scotch® Rubber Mastic Tape 2228 provides for an assured sealing interface between the cable jacket and Cold Shrink Foldback Jacket Tube, Mastic strips are also used to seal around the optional, external ground conductor. The Cold Shrink Jacket Tube is provided in an expanded state, mounted on two inner supporting cores. As supplied in this pre-stretched conditions, the tube is ready for field installation. The jacketing tube is made from EPDM rubber that contains no chlorides or sulfurs. The completed jacket tube will be continuous from cable jaket to cable jacket, with no seams. Four kit sizes cover an application range from 4AWG, 15kV to sizes larger than 4/0AWG, 35kV.Information provided by 3M
Mechanical Properties Metric English Comments
Hardness, Shore A 48
48
ASTM D2240-75
Tensile Strength, Ultimate 11.6 MPa
1680 psi
ASTM D412-75
Elongation at Break 635 %
635 %
ASTM D412-75
100% Modulus 0.00117 GPa
0.170 ksi
ASTM D412
300% Modulus 0.00483 GPa
0.700 ksi
ASTM D412-75
Tear Strength 38.5 kN/m
220 pli
Die C; ASTM D624C-73
Electrical Properties Metric English Comments
Dielectric Constant 5.0
5.0
Original
5.6
5.6
7 days @ 90°C in water
Dielectric Strength 18.3 kV/mm
465 kV/in
7 days @ 90°C in water; ASTM D149-75
19.3 kV/mm
490 kV/in
Original; ASTM D149-75
Processing Properties Metric English Comments
Moisture Content 1.3 %
1.3 %
24 hr @ 90°C in water
3.2 %
3.2 %
7 days @ 90°C in water
Descriptive Properties Value Comments
Appearance Black
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