Item # 1, E-CAST F-28 Electronic Resin On United Resin Corp.

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Formulating Epoxy Systems for more than 40 years

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Epoxy Adhesives & Epoxy Resin Systems > Electronic Assembly Products > Item # 1


	Item # 1, E-CAST F-28 Electronic Resin

Eponite Casting and Coating System

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E-CAST F-28 is an unfilled, medium viscosity, high strength resin with good release, excellent adhesion, clarity and room temperature rigid cure. Ideal for applications where internal viewing is required.

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
HARDENERS	COLOR	HARDNESS SHORE "D" @ 72 ºF	RESIN	HARDENER	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
110	Black/Clear	80	100	84	250	12,000	450	5.41	3.73 x 10^-6	1.70	20
117	Black/Clear	70 "A"	100	100	300	7,000	460	5.12	7.55 x 10^-6	1.70	50
118	Black/Clear	85	100	20	320	7,000	522	4.47	1.35 x 10^-5	1.70	40
130	Black/Clear	80	100	80	200	4,000	450	5.41	9.64 x 10^-6	1.70	40
150	Black/Clear	85	100	50	250	9,100	490	3.75	2.40 x 10^-6	1.70	180
215	Black/Clear	85	100	33	250	4,000	490	3.75	3.83 x 10^-6	1.70	120
282	Black/Clear	75	100	80	250	9,500	630	5.51	3.35 x 10^-5	1.37	120
641	Black/Clear	85	100	25	270	8,400	487	4.10	1.33 x 10^-5	1.70	30
4123	Black/Clear	80	100	25	250	3,600	522	5.47	3.40 x 10^-6	1.70	45
TP-41F	Black/Clear	85	100	25	300	7,600	498	3.90	1.14 x 10^-5	1.70	20

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