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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  |
| Price | EMAIL US sales@lookpolymers.com |
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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