He said that plastic PP and HDPE are composed of similar chemical composition, relative prices does not spread much. But due to the soft nature of HDPE forced coating. Often used for two-sided coated canvas umbrellas, rain, or used in environmental exposure to water. And because the coated surface should not easily get rid of gas is. Also PP crunchy and more durable, better traction, gas escapes easier. The majority of his clients use PP for their products.
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