Specializing in manufacturing and sales various kinds of ceramic crucibles, graphite crucibles, casting powders, investment and other auxiliaries used for melting of jewelry, dental alloy and precious alloy ,Owing a strong technical team, unique product design and world level quality, as well as flexible selection, our products have been well sold both domestic and aboard.
Select melting ceramic as material, made by advanced quartz technology, mainly apply to platinum, gold and other high temperature alloy melting. Products have the features of high purity and corrosion resistance . Most composition is SiO2(>=98.0%),and others is <=(K2O,Na2O,Fe2O3)0.10%. High in hardness, and pressure resistance is≥70MPa,high thermal shock resistance.
-----we can design and product the crucibles according to your size and desire