Sumikon EME-7331R Sumitomo Bake Epoxy; Epoxide

General

Material Status

Commercial: Active

Availability

North America

Features

Good Crack Resistance

Uses

Semiconductor Molding Compounds

Thin-walled Packaging

Forms

Liquid

Processing Method

Encapsulating

Physical	Nominal Value	Unit	Test Method
Specific Gravity			ASTM D792
Water Absorption (24 hr)		%	ASTM D570
Mechanical	Nominal Value	Unit	Test Method
Flexural Modulus (77°F)		psi	ASTM D790
Flexural Strength (77°F)		psi	ASTM D790
Thermal	Nominal Value	Unit	Test Method
Glass Transition Temperature		°F	ASTM E1356
Thermal Conductivity		Btu·in/hr/ft²/°F	ASTM C177
Electrical	Nominal Value	Unit	Test Method
Volume Resistivity		ohm·cm	ASTM D257
Thermoset	Nominal Value	Unit	Test Method
Demold Time (338°F)		min
Post Cure Time (347°F)		hr
Additional Information
Spiral Flow, SB-U-03-003: 90 cm Gel Time, SB-U-03-005, 175°C: 30 sec Thermal Expansion, SB-U-02-002, T<Tg: 0.9 E-5/°C Thermal Expansion, SB-U-02-002, T>Tg: 3.7 E-5/°C Flexural Strength, SB-U-01-001, 240°C: 26.5 MPa Flexural Modulus, SB-U-01-002, 240°C: 1030 MPa UL-94 Flame Class, SB-U-03-003: V-0 Extracted Na+, SB-U-04-043: <1 ppm Extracted Cl-, SB-U-04-043: 5 ppm Transfer Pressure: 687-1177 MPa
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Sumikon® EME-7331R, Sumikon EME7331R, Sumikon® , Sumikon, SumikonEME7331R, EME, EME 7331 R, EME-7331R, EME7331R, EME:7331R, EME/7331R, EME+7331R, EME_7331R, EME 7331R, EME7331, 7331R, Epoxy; Epoxide, Epoxy Epoxide, Epoxy, Sumitomo Bake, EpoxyEpoxide, 7331EME
Features
Features may also be described by the following terms: Good Crack Resistance, Crack Resistant.
Uses
Uses may also be described by the following terms: Thin-walled Packaging, Thin-wall Packaging, Thinwall Packaging.

Notes

¹Typical properties: these are not to be construed as specifications.

Sumikon® EME-7331R

Epoxy; Epoxide

Supplied by Sumitomo Bakelite Co., Ltd.