Ibanga le-rotomolding le-Sinopec LLDPE limhlophe elingenabuthi, alinambitheki futhi alinaphunga, elinikezwa ngamapellets. Inokucutshungulwa okuhle kakhulu namandla aphezulu okudonsa, ukuqina kanye nokuzinza kokushisa. Ngaphezu kwalokho inokumelana okuhle nokucindezeleka kwemvelo, ukumelana nomthelela emazingeni okushisa aphansi ane-warpage ephansi.