Nitrile ndi mphira wopangidwa ndi mphira womwe umapereka kubowola bwino, kung'ambika komanso kukana abrasion. Nitrile amadziwikanso kuti amakana mafuta opangidwa ndi hydrocarbon kapena zosungunulira. Magulovu okutidwa ndi Nitrile ndiye chisankho choyamba pantchito zamafakitale zomwe zimafunikira kunyamula magawo amafuta. Nitrile ndi yolimba ndipo imathandizira kukulitsa chitetezo.
Zovala za Flat / Smooth zimapereka mwiniwakeyo kuti akhale otetezeka owuma.Zamadzimadzi sizingalowe mu zokutira, kusunga manja owuma ndi oyera.