... variety of mechanical structures and spare parts. Compared to PA6, PA66 own the higher hardness, rigidity, a good resistance to wear ... .3) Application:connector, motor winding housing....etc. 4) Product listCommon engineering plastics: PBT, Nylon (PA6, PA66), PET, PC, ABS, PP, PPO, POM ... retardant series have passed UL and CUL certificate. enginnering plastic pa66 gf30