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  2. Ultra-high-molecular-weight polyethylene - Wikipedia

    en.wikipedia.org/wiki/Ultra-high-molecular...

    Ultra-high-molecular-weight polyethylene (UHMWPE, UHMW) is a subset of the thermoplastic polyethylene. Also known as high-modulus polyethylene ( HMPE ), it has extremely long chains, with a molecular mass usually between 3.5 and 7.5 million amu . [ 1 ]

  3. List of body armor performance standards - Wikipedia

    en.wikipedia.org/wiki/List_of_body_armor...

    The Technische Richtlinie (TR) Ballistische Schutzwesten is a regulation guide in Germany for body armor. It is mainly issued for body armor used by the German police, but also for the German armed forces and civilian available body armor. Producers have to meet the criteria of the TR, if they want to participate in open competitive bidding ...

  4. Polyethylene - Wikipedia

    en.wikipedia.org/wiki/Polyethylene

    UHMWPE is polyethylene with a molecular weight numbering in the millions, usually between 3.5 and 7.5 million amu. [25] The high molecular weight makes it a very tough material, but results in less efficient packing of the chains into the crystal structure as evidenced by densities of less than high-density polyethylene (for example, 0.930–0. ...

  5. Spectra Shield - Wikipedia

    en.wikipedia.org/wiki/Spectra_Shield

    Spectra Shield is a composite material (specifically, an ultra-high-molecular-weight polyethylene (UHMWPE) fiber) used in bulletproof vests and vehicle armour. It is manufactured by Honeywell . Spectra is a fiber offered by Honeywell, and "Shield" is their patented process for using resin [ 1 ] and a "plastic film" [ 2 ] to bind multiple ...

  6. Bulletproof vest - Wikipedia

    en.wikipedia.org/wiki/Bulletproof_vest

    The Improved Outer Tactical Vest (IOTV) in MultiCam, as issued to United States Army soldiers. A bulletproof vest, also known as a ballistic vest or bullet-resistant vest, is a type of body armor designed to absorb impact and prevent the penetration of firearm projectiles and explosion fragments to the torso.

  7. Enhanced Combat Helmet (United States) - Wikipedia

    en.wikipedia.org/wiki/Enhanced_Combat_Helmet...

    An early ECH prototype; the production model uses a slightly different chinstrap and is painted coyote brown. Video of the ECH U.S. Marine wearing an ECH in 2018. The Enhanced Combat Helmet (ECH) is a combat helmet designed in conjunction of a joint program of the United States Marine Corps and United States Army to replace the current combat helmets in use by the U.S. Army, Marines, Navy, and ...

  8. Shore durometer - Wikipedia

    en.wikipedia.org/wiki/Shore_durometer

    Comparison Chart; Reference Guide; Растеряев Ю.К., Агальцов Г.Н. Связь между твёрдостью и модулем упругости резин (Connection between hardness and a modulus of gums) Shore Hardness Converter

  9. Improved Outer Tactical Vest - Wikipedia

    en.wikipedia.org/wiki/Improved_Outer_Tactical_Vest

    The Improved Outer Tactical Vest (IOTV) is an enhanced version of, and a replacement for, the older Outer Tactical Vest (OTV) component of the Interceptor multi-threat body armor system, as fielded by the United States Army beginning in the mid-2000s.