This standard specifies the method for determining the needle punch density of metal-coated composite flakes. This standard applies to metal-coated composite flakes compounded by acupuncture. It is also applicable to other composite materials compounded by acupuncture.
FZ/T 60009-1993 history
1993FZ/T 60009-1993 Determination of Needle-punched Density of Metal Coated Composite Floc