Monthly Archives: May 2019

What’s the similarity and difference between GPPS and HIPS?

What’s the similarity and difference between GPPS and HIPS?
Packaging is one of the main uses of polystyrene foam, but there are different types of packaging depending on the properties of polystyrene. It is important to know some of the differences between these polystyrene, namely General Purpose Polystyrene (GPPS) and High Impact Polystyrene (HIPS). General purpose polystyrene, also known as GPPS, is a material…
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The composition and working principle of plastic recycling granulator

The composition and working principle of plastic recycling granulator
The main body of the plastic recycling granulator is an extruder consisting of an extrusion system, a transmission system and a heating and cooling system. The extrusion system comprises a screw, a barrel, a hopper, a machine head, and a mold. The plastic is plasticized into a uniform melt by an extrusion system, and continuously…
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