The film is a kind of plastic processing methods, refers to a plastic processing technology of plastic particles melted and blown film. The quality of film material processing technology of blowing a blowing machine and plastic particles.
If you are using a new material blown film, the color is said, clean, finished stretching. If the plastic particles made of recycled plastic particles, usually to add the film when the pigment, the film may be made of uneven color, brittle and easy to break, the price is low.
If the blown film blowing machine production professional applicable to all kinds of high-grade packaging film. This film because of its good barrier properties, fresh, anti wet, anti frost, oxygen, oil, can be widely used in light and heavy packaging. Such as a variety of fresh fruits, meat dish, pickles, fresh milk, liquid beverage, pharmaceutical products etc.. Unless professional film blowing machine or film blowing machine in the process without the use of method is correct, then made of membrane material may also is inferior goods.
Most of the PE film for film processing, general low density PE (LDPE) or linear low density PE (LLDPE) are available. HDPE film class is generally used to require superior tensile properties and excellent impervious areas. HDPE film, for example, is commonly used in commercial bags, grocery bags, and food packaging. PE film processing generally use film processing or flat extrusion processing method.