With a sole aim in delivering quality products, we are the prominent Manufacturer, Exporter & Supplier of Calcium Aluminate Powder in Zhengzhou, Henan, China. Calcium aluminate powder is the major ingredient of high-performance water purifying agent, which is known as polyaluminium chloride (PAC). With calcium aluminate powder, the manufacturing process of PAC can be shorten and simplified.As a result, higher quality with less cost. 1. Quality and Grade Our company is one of the major makers of National and Industrial Standards for Calcium Aluminate. Our products can be used for daily drinking water treatment (Type I) and for industrial waste water treatment (Type II) as follow: Index Typea Typea premium qualified premium qualified mass fraction of Al2O3i % a Y 54.0 52.0 54.0 52.0 mass fraction of CaOi % 28.0i 34.0 Screening timei min a 3.0 5.0 3.0 5.0 mass fraction of Acid insoluble% a 12.0 15.0 12.0 15.0 mass fraction of soluble Al2O3i % a Y 49.0 47.0 49.0 47.0 mass fraction of Pbi % a 0.003 0.005 mass fraction Cri % a 0.02 0.05 mass fraction of Asi % a 0.0003 0.0005 mass fraction of Cdi % a 0.0001 0.0005 Fineness 0.080mm, no more than 10% of space of square hole screen