Plastic Shopping Bag Making Machine

Plastic bags are used for containing and transporting goods such as foods, produce, powders, ice, magazines, chemicals, and waste. It is a common form of packaging.An extruder is used to heat the polyethylene plastic to a temperature of about 500 degrees F. This temperature will melt the pellets, at which time the molten plastic is pushed into the machine and a die that determines the thickness that the bag will have.