Epoxy sheet is a laminated sheet mainly made of epoxy resin adhesive and substrates such as paper, cotton, and cloth....
Epoxy sheet is a laminated sheet mainly made of epoxy resin adhesive and substrates such as paper, cotton, and cloth. There are many types of epoxy sheets, including 3240 epoxy sheet, FR4 epoxy sheet, G10 epoxy sheet, and G11 epoxy sheet. They have similar performance but differ in details. Do you know how to distinguish these epoxy sheets? This topic will explain in detail how to choose the right product according to the epoxy sheet.
Product name | Material composition | Temperature resistance | Flame retardant |
FR4 sheet | Electronic grade fiberglass cloth (7628) + epoxy resin | 130℃ | UL94-V0 |
G10 sheet | 155℃ | HB | |
G11 sheet | 180℃ | HB | |
3240 epoxy sheet | Alkali-free fiberglass cloth + epoxy resin | 130℃ | HB |
Chinese name | 3240 | ||
IEC | EPGC202 | EPGC203 | EPGC306 |
NEMA | FR4 | G10 | G11 |
Property | |||
EPGC202 | Performance similar to EPGC201, flame retardation increased to UL F-V0 level. | ||
EPGC203 | Performance similar to EPGC201, improved heat resistance, high mechanical strength at high temperature, excellent electrical and anti-static properties. | ||
EPGC306 | Performance similar to EPGC203, improved the resistance to electric trace. |
Xujue Electrical is a manufacturer focusing on the research, development, production and sales of electrical insulation materials with more than 65 years of production experience. We have provided special insulation materials resistant to ultra-high temperature and high pressure for China’s aerospace industry. Therefore, Xujue Electrical Materials are military-grade insulation materials. We provide multiple quality assurance systems and have won a large number of customers’ repeated purchases and trust.
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