It is really Mozang diamond. Mozang diamond is very cheap, because it is artificial drill, Mozang diamond is also called synthetic silicon carbide. It is now artificial protection patent in 2016. The jewelry -level silicon carbide 200 yuan/gram is still expensive; there are many industrial -grade silicon carbide carbon carbide, which are cheap for by -products produced by other products and are priced at tons. Essence
It is really Mozang diamond. Mozang diamond is very cheap, because it is artificial drill, Mozang diamond is also called synthetic silicon carbide. It is now artificial protection patent in 2016. The jewelry -level silicon carbide 200 yuan/gram is still expensive; there are many industrial -grade silicon carbide carbon carbide, which are cheap for by -products produced by other products and are priced at tons. Essence