DF350A yosinthidwa Diphenyl EtherGalasi Nsalu Rigid Laminated pepalaimakhala ndi nsalu yagalasi yolukidwa yomwe imayikidwa ndi diphenyl ether thermosetting resin, laminated pansi pa kutentha kwambiri ndi kupanikizika. Nsalu yagalasi yolukidwa idzakhala yopanda alkali ndikuthandizidwa ndi KH560. Gulu lotentha ndi H kalasi.