Aluminum calcium silicate

Aluminum calcium silicate (CAS 1327-39-5), also designated E556 in food regulation, is a synthetic aluminosilicate mineral used commercially as an anticaking agent and flow conditioner.

Where is Aluminum calcium silicate used?

• Food manufacturing: incorporated into table salt and seasonings
• Pharmaceutical: excipient in tablet and powder blends where consistent flowability is required
• Oil and gas: component in drilling fluid formulations and cement slurries for wellbore applications
• Water treatment and mining: coagulation and flocculation support, aiding in the removal of suspended solids
• It prevents clumping and moisture absorption in powdered materials.

Commercial specifications

• Food and pharmaceutical supply conforms to FCC and Ph. Eur. monographs where applicable