Typical defects and causes of aluminum alloy profiles
2019-05-09
1. Aluminum alloy profiles bending and twisting, wave Due to the unreasonable design of the die hole, the extrusion speed is too fast, the die hole lubrication is not proper, the guide path is not suitable or the guide is not installed. 2. Bubbles and peeling due to the inner diameter of the extrusion barrel is excessively worn, the gap between the pressing pad and the barrel is too large; the ext...