Ge3N4 powder is the name of Germanium Nitride. Germanium nitride powder Ge3N4 is used as an anti reflection layer in integrated circuit devices. Purity: 99.999%Particle Size: -100 Mesh Germanium Nitride Ge3N4 Pulp: Germanium Nitride is an organic…
Welding electrode tungsten copper alloy has heat resistance, arc ablation resistance, high certain gravity and high electrical and thermal conductivity. It is very easy to make and suitable for welding electrodes, with great high-temperature stamina…
In the UK, more than 100 schools were closed because of the danger of collapse In the UK, many schools use Aerated concrete autoclaved (RAAC). This is a concrete material that is lighter. In 2018, the roof of a school in southeast England fell d…
The cement foaming agent is the key to the quality of foamed concrete. A good cement foaming agent can be made into high-quality foamed concrete.…