smc high precision ballistic helmet compression mould

Compression molding may be a method of molding in which the molding material, generally preheated, is first put in an open, heated mold cavity. The mold is closed that has a top force or plug member, pressure is utilized by force the material in contact with all style areas, while heat in addition to pressure are maintained till the molding material possesses cured; this process is recognized as compression molding method and just in case of rubber it might be known as 'Vulcanisation'. The task employs thermosetting resins from a partially cured stage, either by using granules, putty-like masses, as well as preforms.

Compression molding is a high-volume, high-pressure method suited to molding complex, high-strength fiberglass reinforcements. Advanced composite thermoplastics is usually compression molded with unidirectional tapes, stiched fabrics, randomly oriented linens mat or chopped strand. The benefit of compression molding can be its ability to style large, fairly intricate pieces. Also, it is among the lowest cost molding methods compared with other methods such while transfer molding and shot molding; moreover it harmful toxins relatively little material, giving it a plus when working with costly compounds.