Modelling in dental laboratory and making intermediate layer on the plaster model of the stump in order to form a distance gap under the fixing cement for partial compensation of shrinkage when making whole piece dental prostheses and for making intermediate layer on the plaster model of the stump.
«ZT» — lak is viscous uniformly colored in gold, silver, blue or red liquid. When drying, «ZT» — lak gives non-shrinkable non-elastic film, which is firmly held on the plaster model. The time of film formation of the varnish is not more than 2 minutes. The film thickness of one layer of varnish is 5-20 microns.