PMMA is usually called Yajia, and the initials PMMA, with high transparency, low-cost, easy-processing machinery, and other advantages, is usually the Glass frequent use of substitute materials.

• 聚甲基丙烯酸甲酯通常称做亚加力，英文缩写PMMA,具有高透明度，低价格，易于机械加工等优点，是平常经常使用的玻璃替代材料。