Sumitomo Bakelite SUMIMAC® ECR-9250K Epoxy Resin

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Sumitomo Bakelite SUMIMAC® ECR-9250K Epoxy Resin
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	Application: Relay Advantage: Heat resistance and good adhesive strength Standard Conditions for Curing: 100°C/60 min or 120°C/30 min Information provided by Sumitomo Bakelite High Performance Plastics (sbhpp)
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Physical Properties	Metric	English	Comments

Specific Gravity	1.40 g/cc	1.40 g/cc
Water Absorption	0.40 %	0.40 %	wt%; 2 hrs soaking; boiling; Cured Material
Viscosity	20000 cP @Temperature 25.0 °C	20000 cP @Temperature 77.0 °F

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	88	88	Cured Material
Flexural Strength	83.0 MPa @Temperature 25.0 °C	12000 psi @Temperature 77.0 °F	Cured Material
Flexural Modulus	5.00 GPa @Temperature 25.0 °C	725 ksi @Temperature 77.0 °F	of elasticity; Cured Material
Adhesive Bond Strength	9.00 MPa	1310 psi	Cu/Cu; Cured Material
	10.0 MPa	1450 psi	LCP/LCP; Cured Material

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+16 ohm-cm	1.00e+16 ohm-cm	Cured Material

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	40.0 µm/m-°C	22.2 µin/in-°F	Cured Material
Glass Transition Temp, Tg	150 °C	302 °F	Cured Material

Descriptive Properties
Color	Black		Cured Material

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PSUMIT203 / 194008

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