Epoxy Compound features one to one mixing ratio.June 24, 2002 -
Type 20-3650 electronic grade epoxy potting, casting, and encapsulating system exhibits excellent physical, thermal, and electrical insulation properties. Tensile strength is 11,000 psi and compressive strength is 15,500 psi. Compound is DOT non-hazardous, easy to mix, and will cure at room temperature or with mild heat. Operating temperature range is -60 to +150°C. Type 20-3650 is suitable for meter mix and dispense equipment.
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Original Press release
Epoxies Etc.
21 Starline Way
Cranston, RI, 02921-3407
USA
20-3650, One to One Ratio Epoxy Potting and Encapsulating Compound
DESCRIPTION:
20-3650 is an easy to use, one to one ratio, electronic grade epoxy potting, casting, and encapsulating system. This system exhibits excellent physical, thermal, and electrical insulation properties. 20-3650 is D.O.T. non-hazardous, easy to mix, and will cure at room temperature or with mild heat.
20-3650 is low in viscosity and ideal for meter mix and dispense equipment.
TYPICAL SPECIFICATIONS:
Color
Resin Black
Catalyst White
Mixed Dark Grey
Viscosity, 25°C cps
Resin 25,000
Catalyst 12,000
Specific Gravity, 25°C
Resin 1.5
Catalyst 1.5
Mix Ratio, by weight & volume 1:1
Pot Life, 100 grams, 25°C 60 Minutes
Hardness, Shore D 75
Tensile Strength, psi 11,000
Compressive Strength, psi 15,500
Linear Shrinkage, in/in 0.004
Thermal Conductivity, BTU/hr/ft²/°F/in. 4.2
Thermal Expansion Coefficient, /°C 27E-06
Operating Temp. Range,°C -60 to +150
Dielectric Strength, Volts/Mil 460
Dielectric Constant at 60 HZ 4.3
Dissipation Factor, 60 HZ 0.02
Volume Resistivity, OHM-CM 2.1E+15
INSTRUCTIONS FOR USE:
1. Some settling of fillers is common during transportation and storage. Remix individual components before using.
2. By weight or volume mix equal parts 20-3650 Resin and Catalyst. Mix thoroughly being careful not to introduce excessive air into the mixture.
3. Pour and allow material to cure according to one of the following schedules:
a) 24 hours at 25°C/77°F
b) 1 hour at 65°C/150°F
c) 15 minutes at 100°C/212°F
1-800-EPOXIES (376-9437); 401-946-5564; Fax: 401-946-5526
21 Starline Way; Cranston, RI 02921 USA
epoxies.com; service@epoxies.com
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