prov:value
| - The yarn layer 54 may be composed of any suitable material, such as polyester, nylon, rayon, aramid, carbon fiber, ceramic fibers such as silicon carbide, polyvinyl alcohol (PVA), Poly p-phenylene-2,6-bezobisoxazole (PBO) or polypropylene, as understood by a person having ordinary skill in the art, and may have the form of a monofilament or a multi-filament material.
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