... precision parts mold making and production.Our service:1. 2D&3D mold design (CAD, UG, Solidworks, ProE, etc, 2D drawing: ... DXF, DWG, PDF file, 3D model: IGS,PRT,X-T, e-drawing for free.)2 ... , best suitable for plastic moulding of PVC, PP, PE, PC, machine parts for food processing machinery. NAK 80 High hardness ... use and core parts double shot buttons moulds (ABS+PC)