How many types of polyaluminium chloride are there?

There are four types of polyaluminium chloride for sale with different content of AL2O3 and basicity. Among them, PAC 30% 01&02 is used for drinking water treatment, while PAC 30% 03&PAC 28% 04 is used for industrial wastewater treatment. The four types can be easily distinguished by color, from white, light-yellow to deep-yellow.

What is polyaluminium chloride?

Polyaluminium chloride, also written as poly aluminium chloride, is an inorganic polymer coagulant used for water treatment. Take the first letter of words as abbreviation, it is refered to as PAC chemicals, can be considered as one of the best coagulants.

Why is Pac better than other aluminum salts?

PAC is better than other aluminum salts such as aluminium chloride, aluminium sulphate, and other various forms of Polyaluminium chlorisulfate and Polyaluminium chloride that they have lower charge than PAC. Manufacturing Process

What is poly aluminum chloride (PAC)?

• Chlorine: kills bacteria and viruses, and eliminates other biological substances (such as algae) from the water. PPWSA has conducted studies and tests on the use of chemicals named Poly Aluminum Chloride (PAC) for the purpose of substituting alum and lime with PAC.

How to use polyaluminium chloride PAC coagulant in sewage treatment process?

Most industries need to use polyaluminium chloride PAC chemical in the sewage treatment process. The precipitation rate of PAC chemical is much faster and the precipitation effect is better. The use method of PAC coagulant is to dissolve it in a certain proportion and then add it to water.

What is poly aluminum chloride used for?

Used in water treatment. With the properties of adsorption, aggregation and precipitation, Poly aluminum chloride is excellent coagulant in sewage treatment, industrial wastewater treatment, drinking water treatment, circulating water treatment, etc. Used in papermaking industry.