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Film blowing machine is heated to melt the plastic particles and then blown film

The film blowing machine is heated to melt the plastic particles and then blown film.
Film blowing machine a variety of points, PE, POF, and so on.
Blow with the new particle is a new material, color, both said, clean, bag stretch.
It was also made ??from recycled plastic bags made ??of particles, the particles are generally known as the old material, usually made ??of particles is gray, and usually want to add a pigment made ??bags, made ??of a bag coloring uneven, brittle and easily broken , the price is lower.
Although the recycling of plastic bags, but generally are in the bag making process waste bags and plastic garbage in the usual sense there are still a lot of difference.
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