Refractory coatings give the necessary protection to the sand moulds and cores, so that the resulting castings are free of defects, calcinations, veinings, etc.
A suitable choice of coating can minimize the use of special sands (chromites sand, zirconium sand, etc.), optimizing the cost of the moulds or cores
.jpg&width=150)
There are available a wide range of coatings is available, both on water and solvent basis, either for spray, brush, dipping, flow-coating application. Coatings for cold-box or shell cores, no-bake moulds, for every kind of castings: grey iron, nodular iron, steel and non ferrous castings. Moreover, coatings for particular applications are available: automotive industry, lost-foam process, rolls and centrifugal cylinders, developed according to ...