In the electronics industry, aluminium nitride ceramics are widely used

In the electronics industry, aluminium nitride ceramics are widely used

Trunnano is a professional manufacturer of boron nitride, aluminium nitride and boron nitride powder. It is very authoritative in the production of aluminium nitride. The ...
How To Make Foam Concrete Using Foaming Agent

How To Make Foam Concrete Using Foaming Agent

Air, nitrogen, carbon dioxide, or oxygen is introduced into the concrete slurry, and then it is foamed by physical or chemical methods. Finally, it is cured and made into ...
Qantas Grounded All International Flights About The Short-Term Unemployed People

Qantas Grounded All International Flights About The Short-Term Unemployed People

It is reported that two-thirds of employees will temporarily leave their jobs from the end of March to the end of May, which means that about 20.000 people will be tempora...

Precautions for the preparation of colloidal gold and its application

Tech49Days Ago (03-23)
Gold Colloidal Solution has a very high dynamic stability. When the stability factor is not damaged, it will condense very slowly. It can be left for several years without...