(1) classification by plasticizing method
1. Plunger type plastic injection molding machine
It has poor mixing and plasticizing properties, and should be equipped with a splitter hook device. It is rarely used.
2. Reciprocating screw plastic injection molding machine;
Depend on screw to undertake plasticize and inject, mix sex and plasticize sex are very good, use now most.
3. Screw -- the plunger type plastic injection molding machine relies on the screw for plasticizing and the plunger for injection. The two processes are separated.
(2) classification by mode
1. Mechanical
2. The hydraulic
3.. Hydraulic - mechanical
