Le divayisi isetshenziselwa ukulinganisa okunembile kweshubhu/hose high speed extrusion, ukunemba kokulawula i-vacuum +/-0.1Kpa, idigri yevacuum ingalungiswa ngokuzenzakalelayo.
Umsebenzisi wokugcina angakhetha ithangi elingu-4m/6m/8m ngokuhambisana nokucaciswa kweshubhu/hose okuhlukile.
Eyethuinzuzo