The material may be imagewise exposed to light, the photoresist developed to form a resist image, the aluminium and other metal layer or layers etched and the remaining resist removed to form a metal image. The presence of the other metal increases the etching speed of the aluminium layer. ...
China's exports of unwrought aluminium and aluminium products declined by 30% year on year in June, while total exports for the first six months of 2020 fell by 20.6%, according to preliminary Chinese customs data released on Tuesday July 14. China exported 354,038 tonnes of unwrought aluminiu...
Among the processes, taking place at the shells rolling at automatic mill, the least studied are a working stand housing behavior, which becomes apparent in the form of its dynamic shifting. It can be explained by the fact, that the shel... SR Rachmanov,SV Belodedenko,VV Povorotnii,......