Types of acrylic plastic material PMMA- history (ACRYLIC), common name special treatment plexiglass. Research and development of acrylic plastic crates, dating back more than a hundred years of history. 1872 acrylic polymerization of undiscovered; 1880 methacrylic polymerizable become known; 1901 poly propylene acid lipid synthesis study is completed; in 1927 the use of the aforementioned synthesis try industrialized manufacturing; plastic material types PMMA- use Another sheet of a wide variety of rich colors (including semi-transparent color palette), and the other is characterized by thick and still maintain a high level of transparency. It PMMA molding methods casting, injection molding plastic crates manufacturers, machining, hot forming. In particular, injection molding, plastic containers can be mass wholesale, manufacturing process is simple and low cost. Therefore, its increasingly widespread application, now it is widely used in instrument parts, car lights, optical lenses, transparent pipes. Plastic crates Quote | plastic crates | plastic-day operation provided by the Dongguan Plastic Industrial Co., Ltd.-day operation. Plastic Industrial Co., Ltd., Dongguan day operation (www.ty-sj.com) strong, credible, in Dongguan, Guangdong common plastics industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead day operation into the brilliant plastic and you work for a better future!