1. Screw diameter Ds: The screw diameter is the outer diameter of the thread. The production capacity (extruding amount) of the extruder is approximately proportional to the square of the screw diameter. Under other cond...
As a common extruder equipment, single screw extruder is used in plastic processing industry, principle and structure The single-screw extruder is generally divided into three sections in terms of effective length. The e...
The three small pieces of screw head play the functions of sealing, mixing, plasticizing and other functions in the entire screw group. It is a relatively important part. The quality problems of many plastic products are...
After the screw barrel is used for a period of time, the screw edge and the nitriding layer of the barrel (when making a new screw, both the screw and barrel will stop the nitriding heat treatment, so there will be about...
The shear performance of the extruder is determined by the screw structure of the extruder. However, the quality of extrusion and the efficiency of extrusion are also due to the compatibility of the extrusion process wit...
1. Thread forming: all are rolled (ie, "thread rolling" in other answers), and no turning is allowed, because the surface of the thread is more likely to have microscopic defects, which will have a large impact on...