Company info
- Dear Sir and Madam, Our corporation deal in the export of additive for cement and concrete,that is called silica fume,fly ash,microsilica, silica powder and so on.We are a professional manufacturer and exporter of silica fume in the northwest of China.We built up two factories in Ningxia and Gansu province. Please kindly check the catalogue and price as follows: Products: microsilica(SiO2 85%--96%) Existing form: amorphism thin...