Ⅰ. Bubble of aluminium profileThe local skin metal which we called bubble is continuously or discontinuously separated from the base metal, and is manifested as a circular single or strip-shaped cavi...
Ⅰ. Precautions before the aluminium extrusion die is put on the machine1. For the aluminium extruded section, the dimensional accuracy, hardness and surface roughness of the molds are detected online...
The annealing of aluminium profile processing is divided into sheet and strip annealing and foil annealing. The purpose of annealing is to remove cold work hardening for continued rolling or further p...
1. The material on the conveyor should correspond to the material head and the joint. The aluminium profiles should not be rubbed against each other, and the materials with different lengths should be...
1. The aluminium profiles on the cooling bed should not rub, pull, overlap, crowd or entangle with each other during the process of taking materials, moving and stretching, and they should reserve a c...
Ⅰ. Layering of aluminium profiles This is a skin delamination defect formed when the metal flow is relatively uniform, and the surface of the ingot flows into the product along with the interface bet...
1. Because the working conditions of the aluminum profile aluminum alloy extrusion die are very bad, it needs to withstand high temperature, high pressure, and high friction during the extrusion proce...
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