The effect of RDP on freshly blended mortar:
one. Lengthen the operating time and adjustable time of mortar.
2. EPTrove the water retention efficiency of the mortar to make sure the moisture amount of the cement.
three. EPTrove sag resistance (EPT modified rubber powder).
four. EPTrove workability (effortless to implement on base material, straightforward to press ceramic tile into adhesive).
Influence on hardened mortar:
It has excellent adhesion to different substrates, incXiHu (West Lake) Dis.Hu (West Lake) Dis. concrete, plastering, wooden, previous ceramic tiles, PVC and other materials, and has great moldability unEPTvarious local climate problems.
RDP dissolution strategy:
Hot h2o dissolution technique: Due to the fact RDP does not dissolve in very hot water, the first redispersible laEPT powEPTcan be evenly dispersed in hot drinking water, and then speedily dissolved when cooled. Two common strategies are explained as follows:
one. Put the essential quantity of scorching h2o in the container and warmth to about 70 ordmC. Steadily insert the redispersible laEPT powEPTunEPTslow stirring, start off RDP to float on the surface of the water, then slowly type a slurry, and great and shape with stirring.
two. Incorporate the essential volume of one/three or 2/three h2o to the container, and warmth to 70 ordmC, according to 1), disperse RDP to prepare hot h2o slurry add the remaining quantity of chilly water to hot water slurry Soon after stirring, cool and condition.