Plastic Injection Moulding Components versus UV radiation
Plastic fade under the sunlight (UV light) is a common issue in appliances exposed to the elements. It’s been battled for years and chemical additives have been developed to aid this issue. Image to the left represents two injection moulding plastic samples. Bottom blue part was stored away from sunlight, top sample is the same material but was subject to the sunlight for 36 months. Sample contained maximum amount of UV stabiliser.
After some experimenting, is was found that two reliable colours can be used for injection moulded parts that exposed to prolonged UV light: Black and Silver. One would think, that black...