Characteristics of Bulletproof Vests Made from COPEFB Fiber: Implications on Mechanical, Electrical, and Physical Resistance

Table 6

Results of ballistic impact strength (ASTM D-256A) testing using notched izod impact strength on biocomposites.

COPEFB twisted thread diameter (mm)	Polymer	Kinetic energy (kJ)
1	Epoxy	0.277
3	Epoxy	0.320
6	Epoxy	0.585
10	Epoxy	1.157
1	Polyester	0.261
3	Polyester	0.672
6	Polyester	0.767
10	Polyester	1.091

Source: data of this research.