The Properties Of Velcro
Published on Nov 18, 2015
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PRESENTATION OUTLINE
THE WORD "VELCRO" CAME FROM THE FRENCH WORDS FOR THE WORD
velvet, "velour", and hook, "crochet".".
Photo by jenny downing
VELCRO, IS NOT THE NAME OF THE PRODUCT
BUT THE NAME OF THE COMPANY THAT MAKES IT
Photo by Curtis Gregory Perry
HOOK-AND-LOOP FASTENERS
CONSIST OF TWO COMPONENTS: TYPICALLY, TWO LINEAL FABRIC
Photo by Derek K. Miller
THE FIRST COMPONENT FEATURES TINY HOOKS
THE SECOND FEATURES EVEN SMALLER AND "HAIRIER" LOOPS.
WHEN THE TWO COMPONENTS ARE PRESSED TOGETHER, THE HOOKS
CATCH IN THE LOOPS AND THE TWO PIECES FASTEN OR BIND TEMPORARILY
VELCRO IS MADE OF TEFLON LOOPS
AND POLYESTER HOOKS
VELCRO'S MELTING POINT IS
173^C
VELCRO IS MOST COMMONLY USED IN
CLOTHES, SHOES, NUCLEAR POWER POINTS AND ARMY TANKS
IT WAS ALSO USED ONCE TO HOLD A
HUMAN HEART TOGETHER IN ARTIFICIAL HEART SURGERY
