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In general, the two most popular materials used in the production of wheelchairs are titanium and aluminum. A titanium wheelchair has a reputation for being the better option because it is lightweight, strong, and it does not rust or corrode. Yet a titanium wheelchair is far more expensive than an aluminum one, and it is not as easy to weld due to the thinness of the frames.
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WHATARE THEPROS ANDCONSOF ATITANIUM WHEELCHAIR? INGENERAL, THETWOMOSTPOPULAR MATERIALSUSEDINTHEPRODUCTION OFWHEELCHAIRSARETITANIUMAND ALUMINUM.
Atitaniumwheelchairhasareputationforbeingthe betteroptionbecauseitislightweight, strong, anditdoes notrustorcorrode. Yetatitaniumwheelchairisfarmore expensivethananaluminumone, anditisnotaseasyto weldduetothethinnessoftheframes. Itmaycomeasasurpriseto notetitaniumisactuallymore densethanaluminumand thereforeheavier. Yetbecauseit isstrongerthanaluminum, less ofitisrequiredtomakethe wheelchair, sotheendresultisa lighterproduct. Thiscouldbe abouttochangeinthenear future, however, as manufacturingtechniquesare evolvingwhichallowcompanies toworkwithaluminumina differentwaytowhatwas previouslythenorm.
Titaniumisoneofthebestmetalsavailableintermsof strength-to-weightratio. Thismeansthattitaniumwheelchairs areeasiertomaintainandperhapsthemostdurablemoneycan buy. Titaniumalsodoesnotsufferfrom "workfatigue" whichis theprocessofametalormaterialbecomingfragileovertime. Titaniumwheelchairscanlastindefinitely, atleastintheory, becauseoftheirstrengthandthefactthatthemetaldoesnot corrode. Itisthereforeunnecessarytousepaintonthe wheelchairastitaniumdoesnotneedtobeprotectedfromthe elements. Thisalsomakesiteasytokeepatitaniumwheelchair cleanandnewlooking. Shoulditbescratched, allthatis neededisaquickrubwiththesametypeofscrubsusedto cleancutlery.
Forallitsadvantages, atitaniumwheelchairhascertain negativeaspects. Themostobviousoneisthecost. Titaniumisarelativelyraremetalincomparisonto aluminum. Thecostperrodoftitaniumisover30times thatofaluminum, andthisputsatitaniumwheelchair outofthereachofmostpeopleinfinancialterms.
Atitaniumwheelchairis alsonotthemost comfortableoptionfor thosewhosufferfrom extremebodydiscomfort; it movesandtwistswhichcan causepainfortheoccupant ofthewheelchair. Aluminumisgenerally preferablesincea wheelchair’sframeshould berigid. Atitanium wheelchairalsodoesnot handleaswellasits aluminumcounterpart; thosewhocompeteinthe Paralympicsseldom, for example, choosea wheelchairmadefrom titaniumforthisreason. ARTICLESOURCE: WWW.WISEGEEK.NET IMAGESOURCE: SAFETYANDMOBILITY.COM.AU