Tag Archives: Coefficient of thermal expansion (Tce)

TWO definition must know when purchase high quality PCB

TG is the most important parameters to the high quality PCB First of all, we should introduce what is TG? The Glass Transition Temperature (Tg) is one of the most important properties of any epoxy and is the temperature region where the polymer transitions from a hard, glassy material to a soft, rubbery material. Second […]