HTNWRF51MP20: Zytel® HTNWRF51MP20 is a high performance polyamide resin modified with 20% Teflon PTFE Micropowder for low wear and low coefficient of friction. It is also a PPA resin(Zytel® HTNWRF51MP20是一种高性能的聚酰胺树脂,聚四氟乙烯PTFE微粉20%修改为低磨损,低摩擦系数。这也是一个苯***胺树脂)