Gasket yathyathyathya, yopangidwa makamaka ndi chitsulo, nthawi zambiri imakhala yofanana ndi gasket yokhala ndi dzenje pakati.
Wonjezerani malo olumikizana pakati pa screw ndi makina.Chotsani kuwonongeka kwa pad kasupe pamakina pamwamba pa makina potsitsa zomangira.Iyenera kugwiritsidwa ntchito ndi kasupe kasupe ndi phala lathyathyathya, ndi pad lathyathyathya pafupi pamwamba pa makina ndi kasupe pad pakati pa lathyathyathya ndi mtedza.