Plastic fan blade mold Plastic leaf: light in weight and power saving, but it will deform after long-term use. It feels windless and will deform soon after correction. Plastic blades appear more in the family environment, the price is more affordable than aluminum blades, the motor load is small, and the noise is relatively small. In addition, because of the convenient processing, the design of plastic can be more flexible and diverse, not only serving as a cooling tool, but also playing a certain decorative role. Plastic blades are more convenient for cleaning and maintenance than aluminum blades. However, the plastic blade will be deformed and the wind force will be insufficient after long-term use.