Scratch resistant plexiglass hais txog lub plexiglass nrog lub siab tawv, khawb tsis kam.Cov khoom siv lub cev, cov khoom siv kho tshuab, thiab huab cua tsis kam yog yuav luag zoo ib yam li cov plexiglass zoo tib yam.Qhov saum npoo hardness yog siab, khawb kuj, khawb kuj, thiab tshuaj corrosion kuj.