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3M Scotchcast™ 2131 Flame-Retardant Compound

Category Other Engineering Material
Manufacturer 3M
Trade Name Scotchcast™
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF 3M Scotchcast™ 2131 Flame-Retardant Compound.pdf
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Material Notes:
3M Scotchcast Flame-Retardant Compound 2131 is a two-part polyurethane resin designed to replace the cable jacket when splicing or repairing mine and portable cables. It formulation makes it particularly suited to withstand the rugged conditions under which mine and portable cables must operate. Flame-Retardant Compound 2131 is also used as the insulating material for cable splices operating at up to 1000 volts and designed for 90°C continuous use/130°C overload. When used in accordance with the appropriate kit confiation, Compound 2131 meets Part 7, Title 30 CFR and carries the following MSHA approvals.Information provided by 3M
Physical Properties Metric English Comments
Density 1.217 g/cc
0.04397 lb/in³
Moisture Absorption 4.90 %
4.90 %
ASTM D471
Mechanical Properties Metric English Comments
Hardness, Shore A 82
82
ASTM D2240
Tensile Strength at Break 7.16 MPa
1040 psi
ASTM D412
Elongation at Break 339 %
339 %
ASTM D412
Thermal Properties Metric English Comments
Glass Transition Temp, Tg -75.0 °C
-103 °F
Electrical Properties Metric English Comments
Dielectric Constant 5.22

@Frequency 60.0 Hz,
Temperature 23.0 °C
5.22

@Frequency 60.0 Hz,
Temperature 73.4 °F
ASTM D150
6.33

@Frequency 60.0 Hz,
Temperature 60.0 °C
6.33

@Frequency 60.0 Hz,
Temperature 140 °F
ASTM D150
6.56

@Frequency 60.0 Hz,
Temperature 90.0 °C
6.56

@Frequency 60.0 Hz,
Temperature 194 °F
ASTM D150
Dielectric Strength 13.5 kV/mm
343 kV/in
ASTM D149
Processing Properties Metric English Comments
Cure Time 960 - 1440 min

@Temperature 21.0 °C
16.0 - 24.0 hour

@Temperature 69.8 °F
De-Mold Time: 1.5-2 hrs
1440 - 1800 min

@Temperature 10.0 °C
24.0 - 30.0 hour

@Temperature 50.0 °F
De-Mold Time: 3.5-4 hrs
>= 2160 min

@Temperature 0.000 °C
>= 36.0 hour

@Temperature 32.0 °F
De-Mold Time: 6-8 hrs
Gel Time 17.0 min
17.0 min
3M Method TM-87
Descriptive Properties Value Comments
Appearance Black
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