3M™ Scotchcast™ Flame-Retardant Electrical Insulating Resin 2131

3 of 4

Usage & Handling

IMPORTANT:

Product should remain in the sealed container/envelope until ready to use. In cold

weather, warm closed mixing pouch to 60°F (16°C) or warmer before mixing. Keep in a

warm area, such as truck cab or inside pocket, until ready to use.

General Instructions

Closed Mixing Pouch:



Tear open the protective envelope and remove the closed mixing pouch



Before breaking the barrier, squeeze the bag to premix the separate

components.



Firmly grasp each flat side of the bag near the center barrier, while pulling

the sides of the barrier apart and rolling the sides of thumbs through the

barrier. Break the barrier all the way across to the side seals.



Alternately squeeze each end of the bag, forcing the resin back and forth

(30 seconds).



Strip the resin from the corners of the bag and continue to mix until the

color is uniform (additional 30 seconds, maximum).



Clip off a corner of the closed mixing pouch and pour

Bulk Components:

Measure the appropriate quantity of each component as indicated in the table below, then

thoroughly mix to a uniform color and consistency prior to use. Opened bulk components

should be blanketed with nitrogen to prevent moisture contamination.

Component

Color

Weight Ratio

(w/w)

Volume Ratio

(v/v)

Part A

Pale Yellow

1

1

Part B

Black

2.1

1.69

Typical De-Mold/Cure Time:

NOTE: Values are typical, not to be considered minimum or maximum. Always confirm

that material is no longer tacky prior to de-molding.

Safety Precautions:

Read all Health Hazard, Precautionary and First Aid statements found in the Safety Data

Sheet (SDS) and/or product label of chemicals prior to handling or use.

Wear protective gloves when using this product.

Temperature

De-Mold Time

Approximate Cure Time

70°F (21°C)

1.5 – 2 hrs

16 – 24 hours

50°F (10°C)

3.5 – 4 hrs

24 – 30 hours

32°F (0°C)

6 – 8 hrs

36+ hours

Working around energized electrical systems may cause serious injury or

death. Installation should be performed by personnel familiar with good safety

practice in handling electrical equipment. De-energize and ground all electrical

systems before installing product.