Ukugqoka amanxeba e-IV kwenziwa ngumatshini oqeqeshiweyo kunye neqela.I-PU Film engenamanzi kunye ne-Medical acrylate adhesive material inokuqinisekisa ukukhanya kwemveliso kunye nokuthamba. Ukuthamba okugqithisileyo kwenza ukunxitywa kwenxeba le-IV kugqibelele ukunxibisa inxeba. Ngokuhambelana neemfuno zabathengi, sinokuvelisa iintlobo ezahlukeneyo zokunxitywa kwenxeba le-IV.