The molecules in HDPE are not well aligned, thus the material will have very little strength. Kevlar will stop bullets much better. Note that Spectra fiber is polyethylene, but the molecules are aligned in the fiber direction.
Is polyethylene plastic bulletproof?
It's the mundane stuff of plastic bags and sandwich boxes, but polyethylene has a more streetwise talent: in the form of dense, high-molecular-weight fibres it can stop a bullet in its tracks.2 Jun 2007
What plastic can stop a bullet?
The most popular form of bullet-resistant plastic sheeting is polycarbonate sheet. A&C Plastics stocks both containment grade polycarbonate sheeting and bullet resistant polycarbonate sheet. BR polycarbonate has an extremely high resistance that does not shatter even when exposed to violent impact.
What material is the most bulletproof?
Kevlar. Perhaps one of the better-known bulletproof materials, Kevlar is a synthetic fiber that's heat resistant and incredibly strong. It's also lightweight, making it a popular choice for wearable bulletproof items. Kevlar is used in both military and civilian applications.
Can plastic stop a bullet?
Ultra-high-molecular-weight polyethylene (say that ten times fast) is a plastic that can be found in Tupperware. The ballistic material is remarkably reliable and affordable. Some reports even show that this inexpensive plastic is better than Kevlar at stopping certain bullets because it's impervious to moisture.
What is the lightest body armor?
The FLEX-PRO™ is the lightest ballistic package in the EnGarde® line of soft armor panels. It is an ideal choice for customers looking for an extremely concealable solution with the highest level of protection.
7.62x63mm M2 AP Our Duritium® Level IV+HA plate is the best lightweight Level 4 body armor on the planet with an overall weight (including side plates) of 11.8 lbs for a 10”x12” plate.12 Nov 2021
What is PE Armour?
Polyethylene Armor Body armor is generally made from a specific kind of polyethylene, called Ultra-High-Molecular-Weight Polyethylene (UHMWPE). The UHMWPE is rated as the most durable thermoplastic produced. It's known to have excellent chemical inertness, self-lubricity, and impact resistance.9 Sept 2020
What is PE plate?
Polyethylene (PE) plates are made from ultra high molecular weight polyethylene (UHMWPE), which is a ballistically resistant plastic. PE plates are made of many layers of the PE material that have been compressed and heated until it forms a hard monolithic plate.4 Feb 2021