The effect of thermoforming temperature and mould vent hole to the thermoplastic container made of 1 mm polypropylene (PP) sheet
Polypropylene is in a category of thermoplastic polymer resin. It is a part of both the average household and is in commercial and industrial applications. This plastic is regularly used for food containers because it needs to be dishwasher safe. Although the thermoforming process has been developed...