A Solution to the Cracking of Thermal Insulation Threading Profile Notch Caused by Extrusion Defects1 OverviewThe production process of thermal insulation threading profile is relatively complex, and the threading and laminating process is relatively late. The semi-finished products flowing into thi......
2024-06-22
Causes and Improvement of Peeling and Crushing of the Inner Cavity of Cavity Profiles1 Description of defect phenomenaWhen extruding cavity profiles, the head is always scratched, and the defective rate is almost 100%. The typical defective shape of the profile is as follows:2 Prelimi......
2024-06-12