The protective plates, depending on the age of it, will be steel, ceramics, or kevlar.
Kevlar.
Body armor is made of Kevlar.
KEVLAR! KEVLAR!
no piranhas can not bite through kevlar body armor at all do not try it
Vehicle body panels, hoses, belts, gaskets, tires, clutches, brake pads, & body armor for vehicles can all be made of Kevlar.
I don't understand what your asking but, kevlar body armor is an example of a layered fiber that catches the bullet while dissapating its energy, if that's what your asking.
The most common brand of body armour by far is Kevlar.
There's no such thing as a good metal for body armor. Kevlar is best.
Kevlar is a very strong man made fiber. Although flexible it is stronger than steel. It is one of several fibers used to make (among other things) body armor. Strong, lightweight, and flexible.
Kevlar
SWAT teams wear all over body armour usually made of kevlar. The chest and head is usually the most armoured due to vital organs being in those parts of the body.
most light armmor us kevlar some also use steel plate and kevlar
maybe if you fire it hard enough