2. Injection unit

2.1 Constructive functions and solutions

This paragraph reviews these functions and briefly considers the solutions available to achieve them.

• Continuous or discontinuous feeding of pellets to the press

  The pellets are fed continuously via an automatic or manual hopper.

  Sequentially fed manual systems are generally reserved for special machines.

• Melt matter by supplying energy in mechanical or thermal form

  Plasticizing is the process of transforming a powdery, or...