• Author: Jerome Fourmann
• Title: Defects Affecting Extruded Surface – Soft Spots
• Volume: Vol. 73, No. 6
• Year: 2015
• No. Pages: 1.5
• Description: The ninth article in a series focused on extrusion defects addresses soft spots, also known as hot spots, dull spots, or black spotting. This condition originates on the run-out table during the initial cooling of the extrusion and can affect the metallurgical condition of Al-Mg-Si series alloys. Descriptions of the characteristics, appearance, causes, and possible remedies are provided.
Product Code: DEFZE3FP98