... .Heat treatmentHardened,NitridingHardnessHRC50~55Mould featureAdvanced design, Novel structure, High precision, Quality materials, Long lifetime, Short delivery timeEquipmentCNC ... 1250T), Lathe, Grinding machine; CMM, Material detector, Hardness test device, spectrograph,etc.SoftwareCAD, UG, Pro/E, JSCAST- ... and positive teamPlastic injection parts for DC auto air conditioner. dc auto air conditioner