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Epoxy Adhesives & Epoxy Resin Systems > Electronic Assembly Products > Item # 1  
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Item # 1, EL-CAST Electronic Resin


EL-CAST is a filled, medium viscosity, general purpose potting and encapsulating resin. Excellent bonding properties, good air release and high gloss finish. Underwriter Laboratory (UL) approved 94 HB. Ideal for transformers, circuit boards, magnetic components, noise filters, and other applications. EL-CAST FR/440 is 94VO approved.





Specification Chart
HARDENERS COLOR HARDNESS
SHORE "D"
@ 72 ºF 		MIXING RATIO
(Parts by Weight)		 MAX. USE TEMP.
ºF 		MIXED VISCOSITY
CPS @ 72 ºF 		DIELECTRIC STRENGTH
as per ASTM D149 		DIELECTRIC CONSTANT
as per ASTM D150 		CTE in/in/ºF
as per ASTM D696 		THERMAL COND.-BTU
as per ASTM C177 		POT LIFE MINUTES
(100 gram Mass)
@ 72 ºF
RESIN HARDENER
111 Black/White 85 100 100 250 24,000 490 3.71 1.16 x 10-5 6.40 15
117 Black/White 70 "A" 100 50 250 4,160 440 4.15 3.21 x 10-5 5.85 70
118 Black/White 85 100 10 350 7,600 498 4.21 3.89 x 10-6 6.10 120
150 Black/White 80 100 25 250 8,800 409 4.39 5.62 x 10-6 5.50 300
215 Black/White 85 100 12 250 11,500 498 4.21 1.32 x 10-5 6.91 270
(FR) 440 Black/White 80 100 94 250 26,000 409 4.32 1.26 x 10-5 6.00 60
641 Black/White 80 100 13 250 16,000 409 4.39 3.87 x 10-6 6.50 60
4123 Black/White 85 100 13 250 8,000 409 4.32 9.75 x 10-6 6.00 70
TP-41F Black/White 80 100 13 300 17,400 409 4.32 5.76 x 10-6 6.95 20
TS-100 Black/White 85 100 8 300 2,800 498 4.14 5.74 x 10-6 6.95 120