Technical advantages and limitations of using HR

Alongside the undoubted advantages of HR technology, there are also limitations to 

Information on the limitations of HR systems may be of particular assistance when 

A certain amount of experience is required to avoid gate stringing or drooling of some plastics from the nozzle. 

The distribution and number of small cavities is limited by the nozzle diameter. 

The use of an HR system has a substantial bearing on increased mould height, which may not exceed an admissible value for the given injection moulding machine. 

---