Static castings Castings are made by box less 2 part Sand Machine Molding Process & Shell Molding Process. We have one 5 MT and one 10 MT molding machine imported from Omega Machinery, UK. The system is capable of reclaiming up to 85% sand through a mechanical attrition unit. We also have 5 vertical injection shell molding machines to manufacture low weight sand castings demanding close unmachined dimensional tolerances and good surface finish.