Parameter-Umuvuduko ukabije wa polyurethane inshinge ya mashini PU kuri sisitemu yo kubira ifuro ni ibikoresho bishya bya mashini na mashanyarazi byo guhuza ifuro bigenzurwa na mudasobwa.Igizwe na sisitemu y'amashanyarazi, sisitemu yo gukanda, sisitemu yo gushyushya amashanyarazi hamwe na sisitemu yo kugenzura imikorere myinshi, ikoreshwa kubiri