3M™ Scotchcast™ Electrical Insulating Resin 2104

2 of 4

Typical Physical

and Electrical

Properties

Not for specifications. Values are typical, not to be considered minimum or maximum.

Properties measured at room temperature 73°F (23°C) unless otherwise stated.

Physical Properties (Test Method)

Typical Value

US units (metric)

Color

Green

Hardness (ASTM D2240)

70 Shore A

Density (ASTM D792)

Tensile Strength (ASTM D412)

444 psi (3.06 MPa)

Elongation (ASTM D412)

98%

Glass Transition Temperature (ASTM E1356-03)

-94ºF (-70ºC)

Maximum Exotherm, (100g) (ASTM D2471-99)

150ºF (65ºC)

Gel Time (ASTM D2471-99)

18 minutes

Viscosity (cP) @ 77°F (25°C) (3M Method TM-173)

Part A Prepolymer

Part B Polyol

1,000 - 2,300

450 - 750

Specific Gravity (ASTM D891)

Part A Prepolymer

Part B Polyol

1.04

1

Moisture Absorption

0.28% wt. gain in 168 hrs

Copper

411.6

Brass

285.1

Steel

558

Aluminum

207.03

Vinyl

10.5

Neoprene

140.8

Nylon

>25.5

XLPE

221.5

Electrical Properties (Test Method)

Typical Value

Dielectric Strength (ASTM D149)

524 V/mil

Dielectric Constant, @ 60Hz (ASTM D150)

4.59 pf@ 73ºF (23ºC)

6.8 pf @194ºF (90ºC)

Dissipation Factor, @ 60Hz (ASTM D150)

9.1% @ 73ºF (23ºC)

>200% @194ºF (90ºC)