Purchase Qty. Reference FOB Price
10-49 Pieces US$2.99
50-499 Pieces US$2.66
500-19,999 Pieces US$1.99
20,000+ Pieces US$0.65
Product Description
FR stands for flame retardant, and denotes that safety of flammability of FR4 is in compliance with the standard UL94V-0. The FR4 epoxy laminate has a smooth surface, no air bubbles, no pits and wrinkles, but allows for other defects that do not affect the use, such as: scratches, indentations, ...