70G30HSR2：Zytel®70G30HSR2isa30%glassfiberreinforced,heatstabilized,hydrolysisresistant,blackpolyamide66resinforinjectionmolding.（Zytel®70G30HSR2是一个30％的玻璃纤维增强，热稳定，抗水解，黑色尼龙66树脂注塑）)