gypsum based self-leveling mortar

  1. L

    The surface of gypsum self-leveling is uneven; please help analyze it.

    Gypsum 750. Cement 425. 50. Heavy Calcium Carbonate 200, cellulose ether 0.3-0.5, water reducing agent 2, antifoaming agent 0.8-1, suspending agent 0.3 retarders 0.3 Or gypsum 950 cement 50. The same is true without adding calcium; the last is the smoothest.
  2. S

    Gypsum-based self-leveling mortar oil slick on the surface, seeking a solution

    Currently doing gypsum-based self-leveling mortar. Gypsum powder: 900; 425 cement: 50; Heavy Calcium Carbonate；50; water reducer: 2.5; antifoaming agent: 1; 400E: 0.6; retarder：1.2; water consumption 35%
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