氮化料筒: Nitriding barrel 原料母材:38CrMoALA(38铬钼铝) Raw base materials: 38 CrMoALA (38 chromium molybdenumaluminum) 硬度:HRC55℃-58℃ Hardness: HRC55 ℃ -58 ℃ 适用温度:320℃以下 Suitable temperature: below 320 ℃ 适用范围:ABS、PP、PE、PS、电木粉等 Scope of application: ABS, PP, PE, PS, bakelitepowder