Fiber density is approximately 1.5 grams per cubic centimeter. A few carbon fibers may have a density as high as 2, but these are usually designated for very special uses.

• 纤维的比重约为1.；5克/厘米。有些种类的碳纤维比重可高达2克/厘米。这类的碳纤维通常用于特殊场所。