Why polyethylene is the dominant rotomolding material

Polyethylene entered the era of industrial applications as early as the 1930s and should have been used in the rotomolding industry since the 1950s. However, it was not until the German company Parmen developed a highly efficient grinding machine, yes polyethylene, which can be processed into a powder at room temperature, that the use of polyethylene in the rotomolding industry gradually increased, replacing PVC as the dominant rotomolding material. Polyethylene can become the main raw material of rotational molding, because it is the most consistent with all materials in the rotational molding process of plastic varieties, has many unique advantages: [...]

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