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Is PP pellet easy to fail?
Detection
Jan. 25th, 2020
FDA 177.1520 itself applies to raw resin. If mineral fillers (calcium carbonate, glass fiber, etc.) are added to the raw material resin, then the density and melting point will inevitably change, and it is easy to fail, and it is recommended to send the original resin without mineral materials and colorants for testing. In addition, PP resins also dist

FDA 177.1520 itself is applicable to raw resin. If mineral fillers (calcium carbonate, glass fiber, etc.) are added to the raw material resin, then the density and melting point will inevitably change, and it is easy to fail, and it is recommended to send the original resin without mineral materials and colorants for testing. In addition, PP resins also distinguish between homopolymers and copolymers, and the eligibility limits of these two types of resins are different.

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