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Catalogue

ZTO-7 Active Mineral Lightening Additive

ToR-2163-006-56864391-01

ZTO- 7 is an active mineral additive produced and supplied by JSC Polycell SPA for use in cements. The additive makes cement stone stronger and allow it to better resist aggressive media, while reducing the cement grout density to 1 350 kg/m3.

 

Product specs

Mass fraction of SiO2,%, min
which includes active SiO2,%, min
75
40
Mass fraction of residues on sieve 008Ê,%, max 10
Bulk density, g/cm3, max 900
Compressive strength*, t- criterion, min 2,07
Final setting time* with ZTO-7, days, max 7
Water resistance time*, days, min 3
Cylinder specimen expanded by*, mm, max 15
Mass fraction of moisture,%, max 10
*These properties are measured once a year as required by the customer.

 

Application

Natural siliceous materials are used as active mineral additives with a fraction of up to 30% in oil-well and construction cements.

 

Packaging

Natural siliceous materials are packaged in 25-kg polypropylene bags with a polyethylene liner or in big bags.