17 Incredibly Useful Tips for WORKING PRINCIPLE OF BOTTLE BLOW MOULDER The positioning frame is balanced and positioned, the front, middle and rear three templates, the double-bend linkage mechanism, and the mould clamping cylinder. The cylinder is driven by an electromagnetic reversing valve to drive the connecting rod crank arm to open and close the mould. The structure design is reasonable, the work is stable, and the clamping force is large. https://ibottling.com/bottle-blow-moulder-working-principle/