Acrylic plastic ball is also called the PMMA plastic ball, PMMA plastic has the characteristics of high transparent, so the plastic ball, plastic ball for decoration will be used to produce PMMA raw materials, but the PMMA plastic ball in the production process of high demand to the environment, the environment can not require workshop dust, plastic injection molding machine with a clean plastic ball or intermediate produced there will be dust, because it is a highly transparent plastic ball, so that dust plastic balls are all bad products, due to the high requirements for the workshop environment, so PMMA plastic ball production cost is very high, add water outlet can not be reused, so the acrylic plastic ball than ordinary plastic ball to higher prices more than doubled.