The plexiglass and acrylic are both pmma.The good quality one is called acrylic,but the bad quality one is called plexiglass.They are different in craftmanship,there is also some difference in price between.Common people think that they are the same.In fact,they are different.Acrylic is high rank,and with high transparency.The light transmittance of acrylic is about 92%.And the acrylic has the reputation of plastic crystal.The clear acrylic has good weather ability,especially when it is outdoors.Its weather ability is the top among the plastic,and with good surface hardness and gloss,it can be made of any kinds of shape and products.The kinds and colors of the acrylic is various,and the thick acrylic sheet is still with high transparency.
        Plexiglass is with high transpzrency.Its chemical property is stable,its weather ability is strong,It is easily dyed and process.The outer appearance is beautiful,and been used widly in the construction field.The plexiglass is divided into cast sheet,stripper sheet and moulding sheet.In fact,the material is the same,it is just the quality is differenct.We can say it like this that good plexiglass is acrylic,and bad acrylic is plexiglass.