We meet your production needs with a wide variety of potting compound formulations, and extensive experience in custom development.
efi Polymers’ Potting Compounds for Surface Mounted Technology ( SMT) will meet your requirements, or we'll develop systems for you that will.
Do you need to pot stress sensitive electronics? The best solution for Surface Mount Components, Boards and soldered connections are low Tg (Glass Transition) urethanes. Many of our systems have Tg as low as -73C, with operating temperature up to 150C.
Our electronic Printed Circuit Board potting systems provide solutions to issues such as: UL94V-0 (Flame Retardant), environmental, thermal conductivity, low CTE, convenient mix ratios, wash down and tamper proof requirements.
Here are specifications of some popular urethanes from efi Polymers :
Item # |
Ratio |
Working Time |
Gel Time |
Cure Time @77F |
Vicscosity @77F cps |
Shelf Life |
Shore Hardness A |
Dielectric Strength (Volts/mil) |
Thermal Conductivity |
PDF |
30211 & 40008 |
4:1 |
30 min 200g |
30 min 200g |
24 hrs |
4600k |
6M |
40 A |
350 |
3.06 BTU |
|
30214 & 40002 |
4.8:1 |
4 min 200g |
11 min 200g |
24 hrs |
6M |
88 A |
405 |
|||
3009 & 40002
|
5.6:1 |
7 min 200g |
15 min 200g |
24 hrs |
1250k |
6M |
70 |
More about efi Polymers’ polyurethane compounds:
We serve original equipment manufacturers in America, Canada, Asia and Europe. The use of polyurethanes in the electrical and electronics industry is vital to product performance. efi is anticipating and formulating for the demand for faster clock speeds and higher temperatures associated with newly designed SMT boards in items such as power supplies, power amplifiers, dimmers and power switching components. Let us assist you with the right selection for your SMT potting compound.
Call if you need our help 847-332-2482.
EFI - 4600 Holly St., Denver, CO 80216 - Ph: 888-469-9812 or +1 303-333-1876 - Fax: +1 303-333-0054
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