The limitation of hexavalent chromium prevents the use of flux cored wire (FCAW) in most places, and gas metal arc welding (GMAW) performs poorly in both directions of groove welding. So, what should ...
Although the development of machining centers has improved the ability to operate in large quantities, there are still some products that need to be ground. Compared with conventional machining, grind...
Large-scale CNC gantry milling machining has occupied an important position in mechanical machining equipment. With the continuous development of science and technology, the current large-scale CNC ga...
For metal production parts manufactured by additive manufacturing (AM), post-processing is usually required, especially on functional surfaces. Abrasive machining including grinding and polishing has ...
As the current upsurge of aluminum deep-machining products, automobile lightweight has naturally ushered in the favor of many companies. Aluminum is the most environmentally friendly green metal with ...
The successful operation of sinker EDM depends on the understanding of the relationship between each spark, electrode and workpiece. Most cameras cannot keep up with the productivity of 30,000 sparks ...
3D printing, also known as additive manufacturing, has attracted attention due to its potential to improve treatment under certain medical conditions. For example, a radiologist may create an exact re...
In the process of precision mechanical parts machining, it is necessary to conduct corresponding inspections on precision mechanical parts processed products. In addition to knowing the inspection met...
To determine the sharpness of sheet metal edges, metal manufacturers must be prepared in the design stage. Whether in sharp products or non-sharp products, there are very few modern standards to defin...
A cooperative team from Oak Ridge National Laboratory solved the problem of the machine tool supply chain. The first step: 3D printing the largest casting. In remote laboratories, scientists and engin...
From Kevlar fiber to artificial wood flooring, there are composite materials everywhere. They are strong, dimensionally stable, wear-resistant and corrosion-resistant. Although aircraft fuselages are ...
Most people are familiar with a phenomenon called stress corrosion cracking (SCC). This happens when the wrong filler metal or base material is used in combination with inappropriate environmental con...
Aerospace Haiying (Harbin) Titanium Industry Co., Ltd., affiliated to the Third Research Institute of China Aerospace Science and Industry Corporation, has developed its main business into one of the ...
Starting from the actual production, this article summarizes the common problems and improvement methods of CNC machining process, and how to choose the three important factors of speed, feed rate and...
Low-carbon and medium-carbon steel almost constitute the main products of every workshop in its general engineering applications and manufactured parts. They are defined by the percentage of carbon in...
The density of magnesium alloy is 1.7, which is only 21% of steel and 60% of aluminum alloy. The advantages of lightweight are very obvious. In addition, magnesium alloy has a series of advantages, in...
Doug Coster (Doug Coster) will use brass to manufacture all parts, because this material has excellent machinability. The Koster plant has significantly reduced cycle time. Nolte Precision Manufacturi...
Shaped Product Appearance, Size, Fit 1. No defects are allowed on the product surface: lack of material, burnt, top white, white line, peaking, blistering, whitening (or cracking, breaking), baking, a...
Recently, Zhou Yu, secretary-general of the China Bearing Industry Association, said: “In the 13th Five-Year Plan period, the added value of China’s automotive bearing industry will increase by ...
According to reports, the root cause of part defects is that the melt conveyed by the hot runner system is too hot. However, the true root is beyond my imagination. The set point temperature of the te...