Welcome to Jiangsu Sunyuan Aerospace Materials Co . ltd
Manufacturer / Exporter Of Copper Clad Laminate
Welcome to Jiangsu Sunyuan Aerospace Materials Co . ltd
Manufacturer / Exporter Of Copper Clad Laminate

We are offering copper clad laminate, fr4. fr-4 (or fr4) is a grade designation assigned to glass-reinforced epoxy laminate sheets, tubes, rods and printed circuit boards (pcb). Fr-4 is a composite material composed of woven fiberglass cloth with an epoxy resin binder that is flame resistant (self-extinguishing).
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