PP plastic beads are plastic beads produced from petroleum, with the chemical formula (C3H6) x, named Polypropylene. PP plastic beads have the feature of waterproof, grease, oxygen and other gases,,, with the advantages of glossy, transparent, easy to print and non-toxic, so PP plastic beads are used a lot in the production of packaging, covers food.
Specifications of PP plastic granules:
Chemical formula of primary PP resin: (C3H6)x,Density of amorphous PP resin: 0.85 g/cm3,Density of crystalline PP resin: 0.95 g/cm3,Elongation of virgin PP resin 250-700%,Tensile strength of virgin PP resin: 30-40 N/mm2,Melting point of virgin PP resin: 165 oC
Like limom bags, food packaging... we clearly see that PP is very durable, flexible, tough and slow to decompose. But when there are cuts, serrations or small holes, PP products can be torn easily.PP plastic beads are transparent, with high surface gloss for clear printing.PP plastic granules are colorless, odorless, tasteless, non-toxic, PP plastic products burn bright with blue flame.
Due to its glossy, transparent, colorless, odorless, tasteless and especially non-toxic properties + easy to print, primary PP plastic beads are used a lot in food packaging for daily life: such as plastic bags for food. , candy shells, snack shells
Due to its toughness, durability in water... PP plastic pellets are also used a lot in livestock such as: breeding floor plastic sheets