Select Based on Usage EnvironmentOutdoor lighting fixtures require shells with good weather resistance and corrosion resistance, such as aluminum alloy or stainless steel; indoor lighting fixtures, on the other hand, place more emphasis on appearance and decorative elements, and materials like plastic or glass can be chosen.

Consider transparency and anti-glare propertiesEspecially for lighting fixtures, the shell must have good light transmission while avoiding glare to ensure a pleasant user experience. Acrylic material lampshades excel in light transmission and are less prone to yellowing.

Focus on safety and durabilityThe casing should possess adequate strength and impact resistance to ensure safety during use; at the same time, durability is a crucial consideration, and materials that are stable and not prone to aging should be selected.