Major differences between aluminum, alumina, aluminum ingots…

[China Aluminum Industry Network] Aluminum is a silver-white metal, which ranks third in the earth's crust after oxygen and silicon. Aluminum has a low density and is called light metal. Aluminum is a non-ferrous metal with high output and usage. It is second only to steel in the world. The de ...more...

SAE J429-2011 processing technology

Upsetting method: For grade 1 bolts and screws, it can be produced by cold heading or hot forging process, and the option of cold heading or hot forging is used in the manufacturer. For bolts and screws of class 2, 5, 5.2, 8 and 8.2 with a nominal diameter ≤ 3/4 in and a len ...more...

You push it away it close to you beauty declared to create n…

The Physics Review Letter, published on the 17th, published an important achievement: Washington State University successfully created a negative-quality superfluid in the laboratory. When it is pushed, it does not move forward like a normal object. Accelerate but move backwards ...more...

China Plastics Network tells the characteristics of cooking …

The retort pouch has the following characteristics: 1. It can be completely sterilized, microorganisms will not invade, and the storage period is long. The transparent bag has a shelf life of more than one year, and the aluminum foil type retort has a shelf life of more than two years. 2. Oxygen p ...more...