... advance CNC equipment, and ensure result in high precision and long durability. C. Advantage: ... of which resulted in a faster speed, stability in speed reducing, low noise, energy ... , auto-recover for operation, anti-cooling automatic screw self-protection, multi-normal parameter memory ... English, Espanol, etc. Model DKW-12TD Blow Moulding Machine Parameters :Screw diameter :80mmScrew L/D ratio ...