Malaysia confirms 673 coronavirus patients, government bans nationals from leaving the country for two weeks, casual shoes prices drop slightly…
What is silicon carbide? Is silicon carbide natural? It is a rare form of silicon carbide. Moistanite, a rare and valuable mineral, also has silicon carbide. The most commonly used and most economically viable non-oxide high tech refractory material...…
High hardness and high brittleness. There is no fixed melting point at atmospheric pressure. Stable performance at room temperature and pressure. Not soluble in alkaline solutions or water, slightly soluble in hydrochloric acid, and easily soluble in...…
Graphene oxide can be used for many different applications, from transparent coatings to conducting heat and electricity. It is especially useful in the field of flexible electronics.…
0086-0379-64280201
brad@ihpa.net
skype
whatsapp