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When did Stephanie kwolek create kevlar?
She created kevlar in 1965
How much does kevlar cost per gram?
A gram of kevlar thread will cost about 50 cents to a dollar. You can normally buy it in spools of thread, that can be used to make vests or hardened clothing.
Is Kevlar a smart material?
Yes kevlar is a smart material. Hope I helped :)
Does kevlar have a patent?
Yes it does Stephanie Kwolek the creater of Kevlar invented the fiber.
Is kevlar a polycarbonate?
No, Kevlar is a para-aramid synthetic fiber. Basically a really really tough cloth-like material. Polycarbonate products, such as Lexan windows, are very hard and rigid. They can be molded to fit a specific application but are not flexible like Kevlar is.
What materials were originally used to make the Kevlar vest?
...Kevlar
How do you make a egg parachute?
make a big parachute
What is good about kevlar?
it saves lives
Is Kevlar waterproof?
Kevlar is a fiber that is knitted or woven into a material/fabric. Those materials can be laminated to be made waterproof, but Kevlar in and of itself as a finished good is not waterproof.
What is Kevlar used for in ice hockey?
Kevlar is now most common in socks to help prevent accidental cuts
What kind of fabric is used to make bike tires?
some tire makers use any thing from nylon to cotten to kevlar to make the inner caseing then coat it all in rubber. non treated carbon fiber weave is used to. not as good as the kevlar though
What can you do to make a toy parachute fall more slowly?
Make the parachute wider/bigger or make the parachute deeper. Make the thing pulling it down lighter. Hope this helps. =)
Is a parachute kept in a bag?
No a bag is not a good parachute especially a paper bag
Is tin foil good for building a parachute?
Possibly, but tin foil is rather fragile, and easily torn. A cotton or silk fabric would make a better, more resilient, parachute.
How do you make a good egg drop contest parachute?
What you do is take a plastic bag, then tie it to what ever your egg is going into.
What do you use to make war helmets?
There are steel helmets with fiberglass liners, and Kevlar ones. Steel helmets are made from sheet steel, fiberglass cloth and polyester resin. Kevlar helmets are made from Kevlar cloth and epoxy resin.
Who invented the kevlar vest?
Stefan Kevlar
