1.Avoid bending failure due to the failure of material pressing at the bending root When bending sheet metal, other features…
1)What is surface treatment? Surface treatment: change the shape, chemical composition and organizational structure of the product surface and near…
Aluminum oxide (coloring) Aluminum and aluminum alloys are more and more widely used because they are easy to form and…
Because most sheet metal manufacturing is the production and manufacturing of cold or hot separation and forming of raw materials…
Bending is a stamping process that uses pressure to force the material to produce plastic deformation, so as to form…
1) Grinding and polishing quality After grinding, the surface of the parts shall be free of unevenness, burr, concave hole…
Very easy to oxidize. In the air, aluminum is easily combined with oxidation to form a dense aluminum oxide film…
Grinding before welding Grinding range: 15-50mm on both sides of all welds. Operation method: when grinding long and wide welds,…
Arc welding technology is divided into six welding methods: manual arc welding, submerged arc welding, gas tungsten arc welding, gas…
1)Suspended bending (also called three-point bending) The punch presses the workpiece into the die without pressing it against the die…