TheInjectionMoldingandMachine,Unit7,注塑成型和注塑机,TheInjectionMoldingandMachine,TheInjectionMoldingandMachine,Injectionmoldingisprincipallyusedfortheproductionofthethermoplasticparts,althoughsomeprogresshasbeenmadeindevelopingamethodforinjectionmoldingsomethermosettingmaterials1.Theproblemofinjectingameltedplasticintoamoldcavityfromareservoirofmeltedmaterialhasbeenextremelydifficulttosolveforthermosettingplasticswhichcureandhardenundersuchconditionswithinafewminutes2.Theprincipleofinjectionmoldin
