We supply raw materials for investment casting shell mould slurry system: colloidal silica, the ceramic slurry binder; mullite( alumina silica) refractory for primary and backup....

Colloidal silica has long been used in the investment casting industry. An important use of colloidal silica is as a binder in refractory molds prepared for precision investment....

We supply a wide range of instant dissolving sodium silicate powder for multiple applications. Listed below are some of these products and their typical properties. The properties....

Glass lump sodium silicates, Hydrous powder sodium silicates, Liquid sodium silicates

Specifications:
1) Weight Ratio ( SiO2/ Na2O) : 2.2~ 3.7 ( according to customers' requirements) ....