Dear Sirs ,
We would be grateful to let us know your technical and commercial offer for the follows :
Product : Sodium Silicate ( water glass ) in liquid form , for the manufacture of sand moulds and cores in the foundry industry as a binding material .
Technical data :
Baume ( density ) [Be]
48-500
Density ,[Kg/m3]
1494-1525
Modulus [SiO2/NaO2]
2.2-2.4
Content of Na2O[%]
13.2-14.2
Content of SiO2[%]
28.1-33.0
Content of solids SiO2+NaO2[%]
41.3-47.2
Content of chlorides max. [%]
0.05
Content of sulphates max. [%]
0.08
Insolubles max [%]
0.1
Content of Al2O3 max [%]
0.02
Content of Fe2O3 max [%]
0.04
Awaiting your opinion ,
Thank you ,
Best regards ,
Dan CONTEA