Head Office
Zirax Limited
14 Old Queen Street
London SW1H 9HP


ZiRAX production facility. Russia, Volgograd

Zirax supplies high quality synthetic Calcium chloride anhydrous pellets and powder 94-98% food and technical grades from Russian and Egyptian production sites.

Such diversified geoposition let Zirax to propose to customers the best economically reasonable option. An excellent geolocation of Egyptian plant at a port city Port Said West let Zirax to propose competitive prices for majority of destinations along with the shortest transit time and the maximum possible variety of destinations for delivery.

Customers in the oilfield service sector impose strict quality requirements on suppliers of commodity chemicals, particularly where their products are used in the drilling and completion.

Zirax is known for high-quality, high performance additives that cost effective and environmental friendly. The company is one of the global leaders in developing, producing and marketing Clear Brine Fluids for oil and gas drilling & work over operations.

Zirax calcium chloride products are manufactured by utilizing synthetic hydrochloric acid and produced in very high purity pellet form.

Calcium Chloride

Calcium Chloride is used as a component element in many applications within this market, including,

  • Completion Fluids to flush the drilling hole clean of solids prior to the casings being cemented in place,
  • Concrete Accelerant to the setting process, used in both primary and secondary concrete work to secure well casings, prevent contamination and dry hole plugging,
  • Drilling Muds to cool and lubricate the drill bit allowing longer bit life and reducing drilling times by up to 25%, and
  • Enhanced Oil Recovery to improve the oil extraction percentages through chemical flooding technologies.

PelletOil™ calcium chloride is a white anhydrous calcium chloride high purity pellet (94-98%), manufactured by utilising synthetic hydrochloric acid.

It is supplied in a smaller particle size specifically for oil and gas application. PelletOil™ meets ASTM D 98-05, AASHTO M144 and GOST 450-77 requirements for calcium chloride purity. ASTM classification for PelletOil™ is Type S, Grade 3 and Class B.

Zirax completion fluid specific gravities (density) all depend on whole range of a salt chemical properties and its final formula in the product.

Zirax proposes tailor made single salt completion fluids with various density ranging from 1.2 to 1.4 kg/l (10 and 12 lb. /gal) and these are compatible with most hydrocarbon wells in use. The products offered are also stable at the highest bottom-hole temperatures.

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