Sealing compound ZZK-Zu (GOST 19538-74) is a high viscosity petroleum oil thickened with free fatty acid or stearic acid aluminum soap and petrolatum; contains synthetic rubber. It possesses high adhesion properties and water resistance.
Operating efficiency at temperatures ranging from –40 °C to +50 °C.
Applications: sealing cracks in manholes, lids, doors and other transport machinery leaks at their long-term preservation.
Appearance and color:-
Effective viscosity, Pa•s, at 20 °C, not more than: —
Effective viscosity, Pa•s, at -40 °C, not more than: —
Breaking strength at 20 °С, Pa•s, not less than: 2000
Dropping point, °С, not below than: 115
Colloid stability under load, %, not more than: —
The content of free alkali in terms of NaOH,%, not more than: —
Penetration at 25 °C, mm, 10-1: 40-80
Water content, %, not more than:-
Evaporation at 150 °C, not more than: —
